{"title":"DIY Parts \u0026 Components - Breadboard \/ Amplifier Board","description":null,"products":[{"product_id":"50w-mp3-stereo-audio-digital-power-amplifier-board-bluetooth-amplifier-module-without-shell-without-shell","title":"50W MP3 Stereo Audio Digital Power Amplifier Board Bluetooth Amplifier Module, without Shell, Without Shell","description":"1. Using the rotary encoder used in high-end speakers, stepless tuning, smooth hand feel, one-key start and stop \u003cbr\u003e2. High-quality all-copper DC plug, long life \u003cbr\u003e3. 3.5mm audio output, connected to active power box \u003cbr\u003e4. Free large area heat sink \u003cbr\u003e5. Number of channels: Left and right dual channel (stereo) \u003cbr\u003e6. Protection mechanism: Power reverse connection protection, short circuit protection, self-recovery overheat protection \u003cbr\u003e7. Purpose: Bluetooth speaker amplifier motherboard \u003cbr\u003e8. Bluetooth version: 5.0 \u003cbr\u003e9. Adapter speaker: 0-200W 4 ohm 8 ohm 16 ohm \u003cbr\u003e10. Transmission distance: 15 meters (without blocking) \u003cbr\u003e11. Supply voltage: DC 5-24V \u003cbr\u003e12. Dimensions: 56x50x18mm\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Without Shell","offer_id":52628766228827,"sku":"DIY0542","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0542.jpg?v=1773965306"},{"product_id":"tpa7498e-power-amplifier-board-bluetooth-module-stereo-2-1-audio-treble-and-bass-control-subwoofer","title":"TPA7498e Power Amplifier Board Bluetooth Module Stereo 2.1 Audio Treble and Bass Control Subwoofer","description":"1. Model: XY-S220H \u003cbr\u003e2. Item: 2.1 channel Bluetooth-compatible audio amplifier board \u003cbr\u003e3. Power supply: above DC12-38V\/10A \u003cbr\u003e4. Bluetooth-compatible version: 5.1 \u003cbr\u003e5. Audio channel: 2.1 channel \u003cbr\u003e6. Audio input: Bluetooth-compatible+AUX+U disk+USB sound card \u003cbr\u003e7. Audio output: left and right channels + subwoofer \u003cbr\u003e8. Frequency range: 20HZ--20KHZ \u003cbr\u003e9. Volume adjustment: high-end encoder knob adjustment, smooth feel \u003cbr\u003e10. Left and right channel maximum output power: 160W\/4ohms----36V DC, 80W\/8ohms---36V DC \u003cbr\u003e11. Subwoofer maximum output power: 220W\/3ohms----36V DC, 160W\/4ohms----36V DC \u003cbr\u003e12. Protection mechanism: overvoltage, undervoltage, clipping, short circuit, overheating, etc. \u003cbr\u003e13. Unique function: Support Sinilink-APP to modify the Bluetooth-compatible name, set the 14. Bluetooth-compatible password, turn off\/on the prompt tone\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52628868956507,"sku":"DIY0553","price":58.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0553.jpg?v=1773970874"},{"product_id":"50w-mp3-stereo-audio-digital-power-amplifier-board-bluetooth-amplifier-module-with-shell-with-shell","title":"50W MP3 Stereo Audio Digital Power Amplifier Board Bluetooth Amplifier Module, with Shell, With Shell","description":"1. Using the rotary encoder used in high-end speakers, stepless tuning, smooth hand feel, one-key start and stop \u003cbr\u003e2. High-quality all-copper DC plug, long life \u003cbr\u003e3. 3.5mm audio output, connected to active power box \u003cbr\u003e4. Free large area heat sink \u003cbr\u003e5. Number of channels: Left and right dual channel (stereo) \u003cbr\u003e6. Protection mechanism: Power reverse connection protection, short circuit protection, self-recovery overheat protection \u003cbr\u003e7. Purpose: Bluetooth speaker amplifier motherboard \u003cbr\u003e8. Bluetooth version: 5.0 \u003cbr\u003e9. Adapter speaker: 0-200W 4 ohm 8 ohm 16 ohm \u003cbr\u003e10. Transmission distance: 15 meters (without blocking) \u003cbr\u003e11. Supply voltage: DC 5-24V \u003cbr\u003e12. Dimensions: 56x50x18mm\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"With Shell","offer_id":52632187699547,"sku":"DIY0541","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0541.jpg?v=1774013663"},{"product_id":"dy-hv20t-12v-24v-10w-20w-voice-playback-module-mp3-music-player-uart-i-o-trigger-amplifier-board-module-dy-hv20t","title":"DY-HV20T 12V\/24V 10W\/20W Voice Playback Module MP3 Music Player UART I\/O Trigger Amplifier Board Module, DY-HV20T","description":"1. Support MP3, WAV decoding format. \u003cbr\u003e2. Support sampling rate (KHz): 8\/11.025\/12\/16\/22.05\/24\/32\/44.1\/48. \u003cbr\u003e3. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB. \u003cbr\u003e4. DC 6~35V ultra-wide working voltage. \u003cbr\u003e5. Support up to 32G memory card, can connect to computer via USB data cable to update and store audio files. \u003cbr\u003e6. Integrated high-power amplifier output, driving 4?? speakers up to 20W, driving 8?? speakers up to 10W. \u003cbr\u003e7. The UART serial port controls the voice broadcast function, which can control play, pause, song selection, volume addition and subtraction and other functions. The selection of songs is up to 65535 songs, and the baud rate is 9600 bit\/s. \u003cbr\u003e8. Support IO one-to-one trigger playback function, 8 IO ports can trigger 8 tracks individually or 8 IO ports can trigger 255 tracks in combination. \u003cbr\u003e9. Support One_line single-bus serial port control, which can control functions such as play, pause, song selection, volume addition and subtraction. \u003cbr\u003e10. Support 3 configuration IOs for up to 7 working modes selection, DIP switch settings, easy to operate. \u003cbr\u003e11. 8-way IO design ESD protection\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"DY-HV20T","offer_id":52632188387675,"sku":"DIY0551","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0551.jpg?v=1774013690"},{"product_id":"xy-c15h-20w-dual-channel-hifi-bluetooth-5-0-stereo-digital-audio-power-amplifier-board-with-shell-with-shell","title":"XY-C15H 20W Dual Channel HIFI Bluetooth 5.0 Stereo Digital Audio Power Amplifier Board with Shell, with Shell","description":"1. Power supply: DC9-24V\/2A and above \u003cbr\u003e2. Bluetooth Version: 5.0 \u003cbr\u003e3. Audio input: Bluetooth + AUX input \u003cbr\u003e4. Transmission distance: 15 meters (unobstructed) \u003cbr\u003e5. Volume adjustment: high-end encoder knob adjustment, smooth feel \u003cbr\u003e6. Adapter speaker: 10W-100W \/4 ohm-16 ohm \u003cbr\u003e7. Output power: 20Wx2 \u003cbr\u003e8. Protection mechanism: electrostatic protection, overheating protection, overcurrent protection, short circuit protection \u003cbr\u003e9. Unique function: support Sinilink-APP control \u003cbr\u003e10. Product size: 67 x 47 x 18mm  \u003cbr\u003e11. Material: PCB circuit board\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"with Shell","offer_id":52632190615899,"sku":"DIY0575","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0575.jpg?v=1774013744"},{"product_id":"xy-c15h-20w-dual-channel-hifi-bluetooth-5-0-stereo-digital-audio-power-amplifier-board-without-shell-without-shell","title":"XY-C15H 20W Dual Channel HIFI Bluetooth 5.0 Stereo Digital Audio Power Amplifier Board without Shell, without Shell","description":"1. Power supply: DC9-24V\/2A and above \u003cbr\u003e2. Bluetooth Version: 5.0 \u003cbr\u003e3. Audio input: Bluetooth + AUX input \u003cbr\u003e4. Transmission distance: 15 meters (unobstructed) \u003cbr\u003e5. Volume adjustment: high-end encoder knob adjustment, smooth feel \u003cbr\u003e6. Adapter speaker: 10W-100W \/4 ohm-16 ohm \u003cbr\u003e7. Output power: 20Wx2 \u003cbr\u003e8. Protection mechanism: electrostatic protection, overheating protection, overcurrent protection, short circuit protection \u003cbr\u003e9. Unique function: support Sinilink-APP control \u003cbr\u003e10. Product size: 67 x 47 x 18mm  \u003cbr\u003e11. Material: PCB circuit board\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"without Shell","offer_id":52632191009115,"sku":"DIY0576","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0576.jpg?v=1774013765"},{"product_id":"zk-502l-bluetooth-5-0-12-24v-wireless-stereo-audio-digital-power-amplifier-board-50wx2-bluetooth-amp-amplificador-without-shell-zk-502l-without-shell","title":"ZK-502L Bluetooth 5.0 12\/24V Wireless Stereo Audio Digital Power Amplifier Board 50Wx2 Bluetooth Amp Amplificador, without Shell, ZK-502L without Shell","description":"\u003cb\u003eFeatures\u003c\/b\u003e\u003cbr\u003e1. The potentiometer adjusts the volume with a switch for easy control of the volume, making it good for DIY speakers.If it is a metal box, you need to bring out the Bluetooth antenna. \u003cbr\u003e2. The copper DC connector is used to withstand high current and no heat. \u003cbr\u003e3. Capacitor 470uf35V solid capacitors ensure power storage and heat dissipation, and stable power supply is a prerequisite for good sound quality. \u003cbr\u003e4. Free DC head lead, compatible with the input power interface of this product, even if you do not have a DC head adapter or battery, it can be easily wired. \u003cbr\u003e5. Bluetooth 5.0 version, the transmission efficiency is higher, the transmission distance is farther. \u003cbr\u003e \u003cbr\u003ePrecautions for use: The power switch on the board is the standby switch. After the switch is turned off, the machine is in a low-power standby state. To completely turn off the power or unplug the DC plug on the machine for a long time.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003cbr\u003e1. Material: ABS plastic \u003cbr\u003e2. Bluetooth version: 5.0 \u003cbr\u003e3. Adaptation supply voltage: 5-24V(optional 9\/12\/15\/18\/24V adapter, high power recommended high voltage) \u003cbr\u003e4. Adapter speaker: 30-200W, 4 ohms, 8 ohms \u003cbr\u003e5. Number of channels: Left and right stereo(stereo) \u003cbr\u003e6. Bluetooth transmission distance: 15m(without occlusion) \u003cbr\u003e7. Protection mechanism: Self-recovery overheat protection, self-recovery short circuit protection \u003cbr\u003e8. Size: 55 x 38 x 17mm \u003cbr\u003e \u003cbr\u003eTip: \u003cbr\u003eTo have enough out put power if the input is sufficient and the supply voltage\/current is sufficient. The power supply voltage is higher and the relative power will be larger. The speakers with different impedances will have different output power. In the case of sufficient voltage and current, the larger the ohms of the horn, the smaller the relative sound powre. Please pay attention! \u003cbr\u003ePower supply voltage: 12V--8 ohm speaker\/12W(left channel) + 12W(right channel), 4 ohm speaker\/20W + 20W \u003cbr\u003e15V--8 ohms\/18 + 18W, 4 ohms\/greater than 30 + 30W \u003cbr\u003e19V--8 ohms\/32 + 32W, 4 ohms\/greater than 45 + 45W \u003cbr\u003e24V--8 ohms\/38 + 38W, 4 ohms\/greater than 50 + 50W\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-502L without Shell","offer_id":52632269619547,"sku":"IP6D8515","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/IP6D8515.jpg?v=1774015643"},{"product_id":"zk-502l-bluetooth-5-0-12-24v-wireless-stereo-audio-digital-power-amplifier-board-50wx2-bluetooth-amp-amplificador-with-shell-zk-502l-with-shell","title":"ZK-502L Bluetooth 5.0 12\/24V Wireless Stereo Audio Digital Power Amplifier Board 50Wx2 Bluetooth Amp Amplificador, with Shell, ZK-502L with Shell","description":"\u003cb\u003eFeatures\u003c\/b\u003e\u003cbr\u003e1. The potentiometer adjusts the volume with a switch for easy control of the volume, making it good for DIY speakers.If it is a metal box, you need to bring out the Bluetooth antenna. \u003cbr\u003e2. The copper DC connector is used to withstand high current and no heat. \u003cbr\u003e3. Capacitor 470uf35V solid capacitors ensure power storage and heat dissipation, and stable power supply is a prerequisite for good sound quality. \u003cbr\u003e4. Free DC head lead, compatible with the input power interface of this product, even if you do not have a DC head adapter or battery, it can be easily wired. \u003cbr\u003e5. Bluetooth 5.0 version, the transmission efficiency is higher, the transmission distance is farther. \u003cbr\u003e \u003cbr\u003ePrecautions for use: The power switch on the board is the standby switch. After the switch is turned off, the machine is in a low-power standby state. To completely turn off the power or unplug the DC plug on the machine for a long time.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003cbr\u003e1. Material: ABS plastic \u003cbr\u003e2. Bluetooth version: 5.0 \u003cbr\u003e3. Adaptation supply voltage: 5-24V(optional 9\/12\/15\/18\/24V adapter, high power recommended high voltage) \u003cbr\u003e4. Adapter speaker: 30-200W, 4 ohms - 8 ohms \u003cbr\u003e5. Number of channels: Left and right stereo(stereo) \u003cbr\u003e6. Bluetooth transmission distance: 15m(without occlusion) \u003cbr\u003e7. Protection mechanism: Self-recovery overheat protection, self-recovery short circuit protection \u003cbr\u003e8. Size: 55 x 38 x 17mm \u003cbr\u003e \u003cbr\u003eTip: \u003cbr\u003eTo have enough out put power if the input is sufficient and the supply voltage\/current is sufficient. The power supply voltage is higher and the relative power will be larger. The speakers with different impedances will have different output power. In the case of sufficient voltage and current, the larger the ohms of the horn, the smaller the relative sound powre. Please pay attention! \u003cbr\u003ePower supply voltage: 12V--8 ohm speaker\/12W(left channel) + 12W(right channel), 4 ohm speaker\/20W + 20W \u003cbr\u003e15V--8 ohms\/18 + 18W, 4 ohms\/greater than 30 + 30W \u003cbr\u003e19V--8 ohms\/32 + 32W, 4 ohms\/greater than 45 + 45W \u003cbr\u003e24V--8 ohms\/38 + 38W, 4 ohms\/greater than 50 + 50W\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-502L with Shell","offer_id":52632269979995,"sku":"IP6D8516","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/IP6D8516.jpg?v=1774015661"},{"product_id":"tpa6120-amp-board-hifi-tpa6120a2-enthusiast-grade-headphone-amplifier-board-zero-noise-board","title":"TPA6120 Amp Board HIFI TPA6120A2 Enthusiast Grade Headphone Amplifier Board Zero Noise Board","description":"\u003cul class=\"productAttributesList\"\u003e\u003c\/ul\u003e\u003cdiv\u003e1. Product name: TPA6120 headphone amplifier board\u003cbr\u003e2. Chip type: TPA6120A2\u003cbr\u003e3. Input voltage: Dual DC \/ AC 12-24V(recommend dual DC \/ AC 2V 30W)\u003cbr\u003e4. Output impedance: 8-600 Ohm\u003cbr\u003e5. Protection function: Short circuit protection, over temperature protection \u003cbr\u003e6. Size: 80*52*19mm\u003cbr\u003e7. Weight: 45g\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52632825430363,"sku":"TBD000326","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD000326.jpg?v=1774022805"},{"product_id":"mp3-voice-play-broadcast-module-chip-serial-port-control-usb-download-with-8m-storage-play-board","title":"MP3 Voice Play Broadcast Module Chip Serial Port Control USB Download With 8M Storage Play Board","description":"\u003cbr\u003e1. Support MP3, WAV decoding format\u003cbr\u003e2. Support sampling rate (KHz): 8\/11.025\/12\/16\/22.05\/24\/32\/44.1\/48\u003cbr\u003e3. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB\u003cbr\u003e4. Onboard 64Mbit (8M bytes) Flash memory, no memory card required\u003cbr\u003e5. Comes with 5W class D power amplifier, which can directly drive 4 ohm\/3-5W speakers\u003cbr\u003e6. The UART serial port controls the voice broadcast function, which can control the functions of play, pause, song selection, volume addition and subtraction, and the selection of songs can reach 65535 songs, and the baud rate is 9600 bit\/s\u003cbr\u003e7. Support IO trigger playback function, 8 IO ports can trigger 8 tracks individually or 8 IO ports can trigger 255 tracks in combination\u003cbr\u003e8. Support One Line single-bus serial port control, which can control functions such as play, pause, song selection, volume addition and subtraction, etc.\u003cbr\u003e9. Support 3 configuration IOs for up to 7 working modes selection, DIP switch settings, easy to operate\u003cbr\u003e10. Working voltage: DC 5V\u003cbr\u003e11. Size: about 4x3.5cm\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52632875860315,"sku":"TBD06021086","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06021086.jpg?v=1774023971"},{"product_id":"tda7850-amplifier-board-2-1-channel-2x80w-car-ab-type-amplifier-module-diy-high-power-120w-bass-tda7850","title":"TDA7850 Amplifier Board 2.1 Channel 2x80W Car AB Type Amplifier Module DIY High Power 120W Bass, TDA7850","description":"1. Gold-sunk wiring for better sound \u003cbr\u003e2. Optimized ground wiring to eliminate bottom noise \u003cbr\u003e3. Immersion gold circuit board, car-grade amplifier chip, Nichicon professional audio filter capacitors \u003cbr\u003e4. Input mode: 3.5mm audio cable input or 3P 2.54mm terminal input \u003cbr\u003e5. Can be connected to 2\/4\/6\/8 ohm speakers \u003cbr\u003e6. Protection function: reverse power input protection, short circuit protection, over-current protection, overheat protection \u003cbr\u003e7. Supply voltage: DC12-18V \u003cbr\u003e8. Output power: 2x80W stereo (18V \/ 4 ohms) and 1x120W pure bass (18V \/ 2 ohms) \u003cbr\u003e9. Potentiometer knob opening: 7mm \u003cbr\u003e10. Mounting hole spacing: 25.4x48.26mm (Bluetooth module spacing compatible) \u003cbr\u003e11. PCB size: 72.36 x 66.65mm \u003cbr\u003e12. Overall (including heat sink):: 72.36 x 96 x 27mm \u003cbr\u003e13. Weight: 170g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"TDA7850","offer_id":52633025904987,"sku":"TBD06032705","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06032705.jpg?v=1774026474"},{"product_id":"irs2092s-high-power-500w-class-d-hifi-digital-amplifier-board","title":"IRS2092S High Power 500W Class D HIFI Digital Amplifier Board","description":"\u003cbr\u003e1. Power supply: DC dual power supply ± 58 ± 70v\u003cbr\u003e2. Rated output power: 500w (± 65v power supply, 4 ohm load, 10% deformation)\u003cbr\u003e3. Efficiency: greater than 90%\u003cbr\u003e4. S \/ N ratio: 90db\u003cbr\u003e5. Total harmonic distortion:\u003cbr\u003e380w (+\/- 65 power 4 ohm speaker, distortion \u0026lt;0.1%)\u003cbr\u003e280w (+\/- 65 power 8 ohm speaker, distortion \u0026lt;0.1%)\u003cbr\u003e6. Frequency range: 20Hz-20kHz\u003cbr\u003e7. Voltage magnification: 36 times\u003cbr\u003e8. Input sensitivity 1.5v (RMS)\u003cbr\u003e9. Output short circuit protection: yes\u003cbr\u003e10. Output DC bias protection Speaker protection: yes\u003cbr\u003e11. Overheat protection: Yes, the temperature of the radiator is higher than 100 degrees Celsius, turn off the output!\u003cbr\u003e12. Product size: about 100 × 50 × 30mm\u003cbr\u003e13. Net weight: 100g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52633050448219,"sku":"TBD04242444","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD04242444.jpg?v=1774027036"},{"product_id":"14-lengths-jumper-wire-u-shape-solderless-breadboard-jumper-wire-kit-840-pcs-560-pcs-140-pcs","title":"14 Lengths Jumper Wire U Shape Solderless Breadboard Jumper Wire Kit, 840 PCS, 560 PCS, 140 PCS","description":"\u003cbr\u003e1. Convenient and portable, durable\u003cbr\u003e2. Made of high-quality copper wire material, safe and durable to use\u003cbr\u003e3. Healthy materials, safe and non-toxic, durable and dirt-resistant\u003cbr\u003e4. Name: Jumper special wire for breadboard\u003cbr\u003e5. Dimensions: 2mm, 5mm, 7mm, 10mm, 12mm, 15mm, 17mm, 20mm, 22mm, 25mm, 50mm, 75mm, 100mm, 125mm\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"840 PCS","offer_id":52633065488731,"sku":"TBD0591637401","price":18.99,"currency_code":"USD","in_stock":true},{"title":"560 PCS","offer_id":52633065521499,"sku":"TBD0591637402","price":15.99,"currency_code":"USD","in_stock":true},{"title":"140 PCS","offer_id":52633065554267,"sku":"TBD0591637403","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0591637401.jpg?v=1774027326"},{"product_id":"30w-40w-stereo-bluetooth-power-amplifier-plate-12v-24v-high-power-digital-power-module-30w-40w-bare-plate-30w-40w-with-acrylic-shell","title":"30W\/40W Stereo Bluetooth Power Amplifier Plate 12V\/24V High Power Digital Power Module, 30W\/40W Bare Plate, 30W\/40W With Acrylic Shell","description":"\u003cbr\u003e1. Stereo audio, wide frequency response, high efficiency, low distortion and low noise, good sound effect\u003cbr\u003e2. There is a volume adjuster, easy to adjust the sound\u003cbr\u003e3. With power reverse connection protection, short circuit protection and overheat protection\u003cbr\u003e4. Wide supply voltage and two input modes, higher efficiency\u003cbr\u003e5. Material: PCB circuit board\u003cbr\u003e6. Power supply voltage: DC 5-24V\u003cbr\u003e7. Bluetooth version: 5.0\u003cbr\u003e8. Transmission distance: about 15 meters (visible and unobstructed)\u003cbr\u003e9. Number of channels: two channels (stereo)\u003cbr\u003e10. Output power: 20Wx2 12V 4 ohms, 30Wx2 16V 4 ohms, 30Wx2 21V 8 ohms, 40Wx2 24V 8 ohms\u003cbr\u003e11. Adapter speaker (40-200W): 4 ohms (5-16V power supply), 8 ohms (5-24V power supply)\u003cbr\u003e12. Module protection mechanism: power reverse connection\/short circuit\/self-recovery overheating protection\u003cbr\u003e13. Size: about 5.08x3.8x1.815cm\u003cbr\u003e\u003cbr\u003ePrecautions:\u003cbr\u003e1. Keep a safe distance from the router to avoid wifi interference\u003cbr\u003e2. It is recommended to use 5-24V DC power supply voltage, higher than 26V chip will burn\u003cbr\u003e3. The power supply should be within 16V when connected to a 4-ohm speaker, and within 24V when connected to an 8-ohm speaker\u003cbr\u003e4. The power supply current is recommended to be more than 2A\u003cbr\u003e5. The speaker cable should not be too long, it is recommended to be within 1m\u003cbr\u003e6. Pay attention to electrostatic protection. Before touching the power amplifier board, you need to release the static electricity on your hands to avoid the breakdown of the chip by static electricity. The Bluetooth chip is more sensitive to static electricity.\u003cbr\u003e7. It is recommended that the rated power of the speaker is 40W and above to avoid the speaker being overheated and burned\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"30W\/40W Bare Plate","offer_id":52633101599067,"sku":"TBD0602108001","price":16.99,"currency_code":"USD","in_stock":true},{"title":"30W\/40W With Acrylic Shell","offer_id":52633101631835,"sku":"TBD0602108002","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0602108001.jpg?v=1774028023"},{"product_id":"2-1-channel-bluetooth-digital-power-amplifier-motherboard-module-12v-passive-subwoofer","title":"2.1 Channel Bluetooth Digital Power Amplifier Motherboard Module 12V Passive Subwoofer","description":"1. Product model: XY-E30H \u003cbr\u003e2. Name: 2.1 channel for Bluetooth audio power amplifier board module \u003cbr\u003e3. Power supply: DC9-24V\/3A above \u003cbr\u003e4. Bluetooth version: 5.1 \u003cbr\u003e5. Audio channel: 2.1 channel \u003cbr\u003e6. Audio input: For Bluetooth + AUX \u003cbr\u003e7. Audio output: left and right channels + subwoofer \u003cbr\u003e8. Volume adjustment: high-end encoder knob adjustment feel smooth \u003cbr\u003e9. Frequency range: 20HZ--30KHZ \u003cbr\u003e10. Signal to noise ratio: 92dB \u003cbr\u003e11. Output power: 15W x 2 (left and right channels) + 30W (subwoofer) \u003cbr\u003e12. Satellite box (left and right channel) adapted speakers: 5W--30W\/4 ohms--16 ohms \u003cbr\u003e13. Subwoofer (subwoofer) adapted speakers: 5W--50W\/4 ohms--8 ohms \u003cbr\u003e14. Protection mechanism: electrostatic protection, overcurrent protection, short circuit protection, overheating protection \u003cbr\u003e15. Unique function: Support Sinilink-APP, modify Bluetooth name setting, Bluetooth password close\/open prompt sound \u003cbr\u003e16. Dimensions: 70 x 73 x 20mm \u003cbr\u003e17. Weight: 98g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52633161269595,"sku":"DIY0554","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/DIY0554.jpg?v=1774029426"},{"product_id":"mb-102-830-hole-breadboard-power-module-65-breadboard-wires","title":"MB-102 830-hole Breadboard + Power Module + 65 Breadboard Wires","description":"\u003cbr\u003e1. The breadboard is made of ABS plastic with black printed instructions, including color codes for each strip.\u003cbr\u003e2. The solderless breadboard features a self-adhesive tape strip on the back for easy attachment to any surface. The contact points are marked both horizontally and vertically.\u003cbr\u003e3. The solderless breadboard has 830 contacts, making it easy to quickly assemble electronic circuits.It is extremely easy to use, especially with DuPont multi-color jumper cables; no soldering is required; simply plug and unplug.\u003cbr\u003e4. Primarily designed for breadboard prototyping, it is compatible with Arduino projects, Raspberry Pi, single-board computers, LoveRPi kits, and other DIY projects. It is ideal for labs, industry, universities, schools, hobbies, or model making.\u003cbr\u003e5. It ensures uninterrupted circuit connections and is designed to resist failure under various conditions, providing safe and stable connections between components.\u003cbr\u003e6. Set includes an 830-hole breadboard, power supply, and 65 breadboard wires.\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52633355059547,"sku":"TBD0606343801A","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0606343801A.jpg?v=1774032791"},{"product_id":"dc12v-high-fidelity-2-1-three-channel-speaker-amplifier-board-diy-audio-modification-module-2-1-three-channel","title":"DC12V High-Fidelity 2.1 Three-Channel Speaker Amplifier Board DIY Audio Modification Module, 2.1 Three-Channel","description":"1. Power Supply: DC 6.5-15V (depending on the required output power).  Power adapters, switching power supplies, and batteries are all suitable. A current of 3A or higher is recommended.\u003cbr\u003e2. Bass Output Power: Maximum 25W.  A 4-6 inch, 4-6 ohm, 20-50W subwoofer is recommended.\u003cbr\u003e3. Left and Right Channel Output Power: 6W + 6W.  2-4 inch, 4-8 ohm, 3-25W full-range speakers are recommended. The above power requirements assume a power supply of approximately 13.5V.\u003cbr\u003e4. The left and right channels use the high-fidelity audio-specific chip TDA1517P as the output stage, providing truly high-quality sound.\u003cbr\u003e5. PCB Material: FR-4 fiberglass board, thickness: 1.6mm\u003cbr\u003e6. Board Dimensions: 63 x 45 x 20mm, excluding the potentiometer handle length.\u003cbr\u003e7. Potentiometer Shaft Distance: 24mm. The potentiometer mounting hole diameter should be 7mm.\u003cbr\u003e8. Input Interface: 3.5mm jack socket\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"2.1 Three-Channel","offer_id":52633418465627,"sku":"EDA0090349","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/EDA0090349.jpg?v=1774033449"},{"product_id":"tda2822m-mini-dc2-12v-2-0-dual-channel-stereo-amplifier-module-2-0-dual-channel","title":"TDA2822M Mini DC2-12V 2.0 Dual-Channel Stereo Amplifier Module, 2.0 Dual-Channel","description":"1. TDA2822M amplifier chip, providing stereo sound.\u003cbr\u003e2. Dual-channel output, output power 2x1.5W.\u003cbr\u003e3. 3.5mm dual-channel audio output, wide range of applications.\u003cbr\u003e4. Onboard adjustable potentiometer for free volume control.\u003cbr\u003e5. Load type: 4-32 Ohm\u003cbr\u003e6. Output power: 1.5W MAX\u003cbr\u003e7. Dimensions: 52x32mm\u003cbr\u003e8. Weight: 24g\u003cbr\u003e9. Audio input: 3.5mm interface\u003cbr\u003e10. Input voltage: DC2-12V\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"2.0 Dual-Channel","offer_id":52633418760539,"sku":"EDA0090353","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/EDA0090353.jpg?v=1774033466"},{"product_id":"syd-800-solderless-breadboard-syb-experiment-breadboard","title":"SYD-800 Solderless Breadboard SYB Experiment Breadboard","description":"1) SYD-800 Experiment bread board \u003cbr\u003e\u003cbr\u003e2) Size:300 x 240mm \u003cbr\u003e\u003cbr\u003e3) Composite by 6 pcs SYB-130 bread board and spacer \u003cbr\u003e\u003cbr\u003e4) Size: 30x24x2 \u003cbr\u003e\u003cbr\u003e5) Weight: 760","brand":"GadgetHQ","offers":[{"title":"Default Title","offer_id":52633874334043,"sku":"S-DIY-0262","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/S-DIY-0262.jpg?v=1774036977"},{"product_id":"40-pcs-breadboard-male-to-male-male-to-female-female-to-female-jumper-cable-120-pcs-per-package-male-to-male-40-pcs","title":"40 PCs Breadboard Male to Male \/ Male to Female \/ Female to Female Jumper Cable (120 PCs per package), Male to Male (40 PCS)","description":"1. Firm and durable \u003cbr\u003e2. Easy to operate \u003cbr\u003e3. 40 PCs Breadboard Male to Male + 40 PCs Male to Female + 40 PCs Female to Female Jumper Cable\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"Male to Male (40 PCS)","offer_id":52633893863771,"sku":"S-DIY-7301","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/S-DIY-7301.jpg?v=1774037048"},{"product_id":"zk-502m-stereo-bluetooth-digital-power-amplifier-motherboard-zk-502m","title":"ZK-502M Stereo Bluetooth Digital Power Amplifier Motherboard, ZK-502M","description":"\u003cbr\u003e1. Audio source input: Bluetooth + AUX + U disk + computer USB (plug and play)\u003cbr\u003e2. Adapter power supply: DC5-24V (high voltage is recommended for high power)\u003cbr\u003e3. Output power: 50Wx2\u003cbr\u003e4. Adapted speakers: 10-100W, 4-8 ohms\u003cbr\u003e5. Number of channels: Left and right dual channels (stereo)\u003cbr\u003e6. Bluetooth version: 5.0\u003cbr\u003e7. Transmission distance: More than 15 meters, no obstruction\u003cbr\u003e8. Bluetooth name: Wuzhi Audio\u003cbr\u003e9. Protection mechanism: Overheating, overcurrent, short circuit protection\u003cbr\u003e10. Power supply voltage:\u003cbr\u003e-12V: 8 ohms \/ 12W + 12W, 4 ohms \/ 20W + 20W\u003cbr\u003e-15V: 8 ohms\/1 8W+ 18W, 4 ohms\/30W+30W\u003cbr\u003e-19V: 8 ohms\/30W+30W, 4 ohms\/40W+40W\u003cbr\u003e-24V: 8 ohms\/40W+40W, 4 ohms\/50W+50W\u003cbr\u003e11. Size: About 6x6x2.9 cm\u003cbr\u003e12. Weight: About 96g (including packaging)\u003cbr\u003e13. Reminder: There will be enough output power only when the audio input is enough and the power supply\/current is enough. the higher the power supply voltage, the higher the relative power, and speakers with different impedances will have different output powers. In the case of sufficient voltage and current, the larger the horn ohms, the smaller the relative sound power\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-502M","offer_id":52634839548251,"sku":"TBD06017691","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06017691.jpg?v=1774040939"},{"product_id":"zk-1002m-mini-stereo-bluetooth-audio-receiver-d-class-digital-power-plate-module-zk-1002m","title":"ZK-1002M Mini Stereo Bluetooth Audio Receiver D Class Digital Power Plate Module, ZK-1002M","description":"\u003cbr\u003e1. Audio source input: Bluetooth + AUX + U disk + computer USB (plug and play)\u003cbr\u003e2. Adapter power supply: DC5-24V (high voltage is recommended for high power)\u003cbr\u003e3. Output power: 100Wx2\u003cbr\u003e4. Adapted speakers: 20-200W, 4-8 ohms\u003cbr\u003e5. Number of channels: Left and right dual channels (stereo)\u003cbr\u003e6. Bluetooth version: 5.0\u003cbr\u003e7. Transmission distance: More than 15 meters, no obstruction\u003cbr\u003e8. Bluetooth name: Wuzhi Audio\u003cbr\u003e9. Protection mechanism: overheating, overcurrent, short circuit protection\u003cbr\u003e10. Power supply voltage:\u003cbr\u003e- 12V: 8 ohms\/20W+20W, 4 ohms\/40W+40W\u003cbr\u003e- 15V: 8 ohms\/35W+35W, 4 ohms\/60W+60W\u003cbr\u003e- 19V: 8 ohms\/55W+55W, 4 ohms\/80W+80W\u003cbr\u003e- 24V: 8 ohms\/70W+70W, 4 ohms\/100W+100W\u003cbr\u003e11. Size: About 6x6x2.9 cm\u003cbr\u003e12. Weight: About 66g\u003cbr\u003e13. Reminder: There will be enough output power only when the audio input is enough and the power supply\/current is enough. the higher the power supply voltage, the higher the relative power, and speakers with different impedances will have different output powers. in the case of sufficient voltage and current, the larger the horn ohms, the smaller the relative sound power\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-1002M","offer_id":52634840531291,"sku":"TBD06017699","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06017699.jpg?v=1774040955"},{"product_id":"xy-c100l-stereo-stepless-tuning-bluetooth-digital-power-amplifier-board-xy-c100l","title":"XY-C100L Stereo Stepless Tuning Bluetooth Digital Power Amplifier Board, XY-C100L","description":"\u003cbr\u003e1. Using the rotary encoder used in high-end speakers, stepless tuning, smooth hand feel, one-key start and stop\u003cbr\u003e2. High-quality all-copper DC plug, long life\u003cbr\u003e3. 3.5mm audio output, connected to active power box\u003cbr\u003e4. Free large area heat sink\u003cbr\u003e5. Number of channels: left and right dual channel (stereo)\u003cbr\u003e6. Protection mechanism: power reverse connection protection, short circuit protection, self-recovery overheat protection\u003cbr\u003e7. Purpose: Bluetooth speaker amplifier motherboard\u003cbr\u003e8. Bluetooth version: 5.0\u003cbr\u003e9. Adapter speaker: 20-300W 4 ohm 8 ohm\u003cbr\u003e10. Transmission distance: 15 meters (without blocking)\u003cbr\u003e11. Supply voltage: DC 5-26V\u003cbr\u003e12. Dimensions: 53x18x58mm\u003cbr\u003e13. Weight: about 70g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"XY-C100L","offer_id":52634877788507,"sku":"TBD06024312","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06024312.jpg?v=1774041281"},{"product_id":"zk-1002l-mini-high-power-bluetooth-amplifier-board-with-knob-adjust-volume-switch-zk-1002l","title":"ZK-1002L Mini High Power Bluetooth Amplifier Board with Knob Adjust Volume Switch, ZK-1002L","description":"\u003cbr\u003e1. Bluetooth 5.0, high transmission efficiency and long transmission distance\u003cbr\u003e2. Large volume black gold heat sink to ensure efficient heat dissipation\u003cbr\u003e3. Potentiometer to adjust the volume, with switch, easy to control the volume, very suitable for DIY speakers, if it is a metal box, you need to lead out the Bluetooth antenna\u003cbr\u003e4. The copper DC connector is used, which can withstand large current and does not generate heat.\u003cbr\u003e5. 4 green gold capacitors to ensure power storage capacity, continuous and stable power supply is the premise of good sound quality\u003cbr\u003e6. Comes with a DC head with cable, which can be compatible with the input power interface of this product, even if you do not have a DC head adapter or battery, you can also connect easily\u003cbr\u003e7. The grid terminal is convenient for wiring, and the adjacent wires are not easy to be short-circuited\u003cbr\u003e8. Protection mechanism: self-recovery short circuit protection, self-recovery overheat protection\u003cbr\u003e9. Adapter speaker: 50-300W 4 to 8 ohms\u003cbr\u003e10. Transmission distance: 15 meters (without blocking)\u003cbr\u003e11. Power supply voltage: DC 5-24V power supply\u003cbr\u003e12. Rated power: 100w\u003cbr\u003e13. Number of channels: left and right dual channel (stereo)\u003cbr\u003e14. Precautions for use: The power switch on the board is a standby switch. After the switch is turned off, the machine is in a low-power standby state. To completely turn off the power or not use it for a long time, you can unplug the DC plug on the machine.\u003cbr\u003e15. Dimensions: 69 x 53 x 22mm\u003cbr\u003e16. Weight: about 124g","brand":"GadgetHQ","offers":[{"title":"ZK-1002L","offer_id":52634878542171,"sku":"TBD06024314","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06024314.jpg?v=1774041292"},{"product_id":"xy-t50l-12v-bluetooth-5-0-audio-digital-class-d-receiver-module-with-amplifier-xy-t50l","title":"XY-T50L 12V Bluetooth 5.0 Audio Digital Class D Receiver Module With Amplifier, XY-T50L","description":"\u003cbr\u003e1. Adaptable power supply: DC5-26V\/5A or more\u003cbr\u003e2. Bluetooth version: 5.0\u003cbr\u003e3. Audio input: Bluetooth + AUX + U disk + USB sound card\u003cbr\u003e4. Volume adjustment: 360 degree infinitely adjustable encoder\u003cbr\u003e5. Audio output: Passive speaker + 3.5mm audio interface\u003cbr\u003e6. Output power: 50Wx2\u003cbr\u003e7. Output filtering: filter-free\u003cbr\u003e8. Protection mechanism: static electricity, overcurrent, short circuit, overheating, etc.\u003cbr\u003e9. Heat dissipation method: heat sink + shell\u003cbr\u003e10. Applicable speakers: 4-8 Ohm 10-200W\u003cbr\u003e11. Large area heat sink with special heat-conducting silicone paste close to the shell of the auxiliary copper heat dissipation, heat dissipation area increased exponentially, to ensure the product full power high-performance operation\u003cbr\u003e12. Size: 84x65x25mm\u003cbr\u003e13. Weight: about 85g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"XY-T50L","offer_id":52634907246939,"sku":"TBD06031639","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06031639.jpg?v=1774041534"},{"product_id":"d008bt-speaker-motherboard-lcd-bluetooth-decoder-board-u-disk-playback-amplifier-board-d008bt","title":"D008BT Speaker Motherboard LCD Bluetooth Decoder Board U Disk Playback Amplifier Board, D008BT","description":"\u003cbr\u003e1. 12V power supply, power failure memory\u003cbr\u003e2. With bluetooth call and recording function, bluetooth version 5.0\u003cbr\u003e3. Decode MP3, WMA, WAV, FLAC, APE lossless format music\u003cbr\u003e4. Read USB disk, support SD interface\u003cbr\u003e5. Support FM radio, frequency band (87.5MHZ-108.0MHZ)\u003cbr\u003e6. External audio input LINE IN \u003cbr\u003e7. Support 10m distance infrared remote control operation\u003cbr\u003e8. Pushbuttons: six buttons for multi-directional control, REC \/ REPEAT \/ VOL- \/ AUTO \/ VOL+ \/ MODE\u003cbr\u003e9. Large remote control uses 2 x 7 batteries (not included), small remote control uses button batteries\u003cbr\u003e10. Dimensions: length 112 x width 62 mm\u003cbr\u003e\u003cbr\u003eKey operation details.\u003cbr\u003e1. REC: Press the REC button to start recording, press the REC button again to cancel the recording function and play the recording file; when recording than a storage device needs to be connected, e.g. U disk or TF card\u003cbr\u003e2. REPEAT: Press once for the single song loop function, then press again to cancel the single song loop and play in sequence\u003cbr\u003e3. FD-: switch to the previous folder, long press to fast back\u003cbr\u003e4. FD+: switch to the next folder, long press to fast forward\u003cbr\u003e5. AUTO button (play\/pause): short press for play\/pause in MP3; short press for play\/pause in FM, long press for auto receive and save station; short press for play\/pause in Bluetooth\u003cbr\u003e6. MODE button: switch between USB \/ SD card \/ FM \/ Audio input \/ Bluetooth function in sequence\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"D008BT","offer_id":52634908229979,"sku":"TBD06031711","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06031711.jpg?v=1774041545"},{"product_id":"zk-502c-hifi-wireless-bluetooth-5-0-tpa3116-digital-power-audio-amplifier-board-50w-x-2-stereo-amp-amplificador-zk-502c-with-shell-zk-502c-without-shell","title":"ZK-502C HIFI Wireless Bluetooth 5.0 TPA3116 Digital Power Audio Amplifier Board  50W X 2 Stereo AMP Amplificador, ZK-502C With Shell, ZK-502C Without Shell","description":"\u003cbr\u003e1. Chip solution: TPA3116D2 (with AM interference suppression function)\u003cbr\u003e2. With or without filter: Yes (the sound is more mellow and clear after filtering)\u003cbr\u003e3. Adapted supply voltage: 5~27V\u003cbr\u003e4. Adapted speakers: 30W~200W, 4ohms, 8ohms\u003cbr\u003e5. Number of channels: left and right dual channels (stereo)\u003cbr\u003e6. Bluetooth version: 5.0\u003cbr\u003e7. Bluetooth transmission distance: 15 meters (unobstructed)\u003cbr\u003e8. Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection\u003cbr\u003e9. Tip: Only when the audio input is sufficient and the power supply voltage\/current is sufficient, there will be sufficient output power. The higher the power supply voltage, the higher the relative power, and speakers with different impedances will have different output powers. In the case of sufficient voltage and current, the greater the ohms of the speaker, the lower the relative sound power, please pay attention!\u003cbr\u003e10. Power supply voltage:\u003cbr\u003e-12V ------ 8 ohm speaker\/12W (left channel) + 12W (right channel), 4 ohm speaker\/20W+ 20W\u003cbr\u003e-15V ------ 8 ohms\/18+ 18W, 4 ohms\/more than 30 + 30W\u003cbr\u003e-19V ------ 8 ohms\/32 + 32W, 4 ohms\/more than 45 + 45W\u003cbr\u003e-24V ------ 8 ohms\/38 + 38W, 4 ohms\/more than 55 + 55W\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-502C With Shell","offer_id":52635147108699,"sku":"TBD0596641101","price":24.99,"currency_code":"USD","in_stock":true},{"title":"ZK-502C Without Shell","offer_id":52635147141467,"sku":"TBD0596641102","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0596641101.jpg?v=1774046203"},{"product_id":"xinyi-xy-s100l-sini-audio-channel-2-1-bluetooth-power-board-module-xy-s100l","title":"XINYI XY-S100L Sini Audio Channel 2.1 Bluetooth Power Board Module, XY-S100L","description":"\u003cbr\u003e1. Audio channel: 2.1 channel\u003cbr\u003e2. Bluetooth version: 5.0\u003cbr\u003e3. Audio input: Bluetooth+AUX+U disk+USB sound card\u003cbr\u003e4. Audio output: Left and right channel + subwoofer + 3.5mm interface stereo output\u003cbr\u003e5. Volume adjustment: Encoder knob adjustment, smooth feel\u003cbr\u003e6. Frequency range: 20Hz-30KHz\u003cbr\u003e7. Signal to noise ratio: 92dB\u003cbr\u003e8. Output power: 50W x 2 (left and right channels) + 100W (subwoofer)\u003cbr\u003e9. Left and right channel speakers: 10-100W \/4-8 ohm\u003cbr\u003e10. Subwoofer: 20-200W \/4-8 ohm\u003cbr\u003e11. Protection mechanism: Static electricity, overcurrent, overheating and short circuit protection\u003cbr\u003e12. Adapter power supply: Above DC 5-26V\/10A\u003cbr\u003e13. Function: Support Sinilink APP control\u003cbr\u003e14. Size: About 9.5 x 8.8 x 2.5cm\u003cbr\u003e15. Weight: About 156g\u003cbr\u003e\u003cbr\u003ePacking list:\u003cbr\u003e1. Upper cover x 1\u003cbr\u003e2. Bare board x 1\u003cbr\u003e3. Lower cover x 1\u003cbr\u003e4. Knob cap x 6\u003cbr\u003e5. M2x4+3 copper pillar x 4\u003cbr\u003e6. M2x3 screw x 8\u003cbr\u003e7. M2x18 copper pillar x 4\u003cbr\u003e8. Heat sink x 1\u003cbr\u003e9. Thermally conductive silicone paste x 1\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"XY-S100L","offer_id":52635153695067,"sku":"TBD0601769401A","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0601769401A.jpg?v=1774046429"},{"product_id":"2-1-channel-tws-bluetooth-audio-receiver-amplifier-module-with-subwoofer-lt22-15w-30w-lt23-50w-100w","title":"2.1 Channel TWS Bluetooth Audio Receiver Amplifier Module With Subwoofer, LT22 15W+30W, LT23 50W+100W","description":"\u003cbr\u003eZK-LT22:\u003cbr\u003e1. Bluetooth version: 5.1\u003cbr\u003e2. Bluetooth transmission distance: 10m\u003cbr\u003e3. Audio input: Bluetooth + AUX + U disk + USB sound card\u003cbr\u003e4. Audio output: 15W for left channel + 15W for right channel + 30W for subwoofer\u003cbr\u003e5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)\u003cbr\u003e6. Speaker: left and right channel 10-30W, 4-8 ohms; subwoofer 10-30W, 4-8 ohms\u003cbr\u003e7. Protection mechanism: over temperature, over current, short circuit, anti-static protection\u003cbr\u003e8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on\/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning\u003cbr\u003e9. U-disk support for more HD lossless formats\u003cbr\u003eBluetooth decoding chip, better resolution, support remote firmware update, support TWS function\u003cbr\u003e10. Separate volume adjustment for subwoofer and stereo output\u003cbr\u003e11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is abundant\u003cbr\u003e12. Dimensions: 75x70x20cm\u003cbr\u003e13. Weight: 77g\u003cbr\u003e\u003cbr\u003eZK-LT23:\u003cbr\u003e1. Bluetooth version: 5.1\u003cbr\u003e2. Bluetooth transmission distance: 10m\u003cbr\u003e3. Audio input: Bluetooth + AUX + U disk + USB sound card\u003cbr\u003e4. Audio output: 50W for left channel + 50W for right channel + 100W for subwoofer\u003cbr\u003e5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)\u003cbr\u003e6. Speaker: left and right channel 10-50W, 4-8 ohms; subwoofer 20-50W, 4-8 ohms\u003cbr\u003e7. Protection mechanism: over temperature, over current, short circuit, anti-static protection\u003cbr\u003e8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on\/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning\u003cbr\u003e9. U-disk support for more HD lossless formats\u003cbr\u003eBluetooth decoding chip, better resolution, support remote firmware update, support TWS function\u003cbr\u003e10. Separate volume adjustment for subwoofer and stereo output\u003cbr\u003e11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is rich\u003cbr\u003e12. Dimensions: 75x70x20cm\u003cbr\u003e13. Weight: 78g\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"LT22 15W+30W","offer_id":52635342733659,"sku":"TBD0603162701","price":31.99,"currency_code":"USD","in_stock":true},{"title":"LT23 50W+100W","offer_id":52635342766427,"sku":"TBD0603162702","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0603162701.jpg?v=1774048405"},{"product_id":"116bt-lcd-lyrics-display-bluetooth-module-amplifier-mp3-decoder-board-116bt","title":"116BT LCD Lyrics Display Bluetooth Module Amplifier MP3 Decoder Board, 116BT","description":"\u003cbr\u003e1. LCD screen display with synchronised lyrics\u003cbr\u003e2. Bluetooth call and recording function, Bluetooth version 5.0\u003cbr\u003e3. Decode MP3, WMA, WAV, FLAC, APE lossless format music\u003cbr\u003e4. Read USB disk TF card\u003cbr\u003e5. Support FM radio, frequency band (87.5MHZ-108.0MHZ)\u003cbr\u003e6. External audio input LINE IN \u003cbr\u003e7. Support 10m distance infrared remote control operation\u003cbr\u003e8. Pushbuttons: six buttons for multi-directional control, REC \/ REPEAT \/ VOL- \/ AUTO \/ VOL+ \/ MODE\u003cbr\u003e9. 12V power supply, power failure memory\u003cbr\u003e10. Dimensions: length 90 x width 57 mm; depth 28 mm\u003cbr\u003e\u003cbr\u003eKey operation details: \u003cbr\u003e1. REC: press the REC button to start recording, press the REC button again to cancel the recording function and play the recording file; when recording than a storage device needs to be connected, e.g. U disk or TF card.\u003cbr\u003e2. REPEAT: Press once for the single song loop function, then press again to cancel the single song loop and play in sequence.\u003cbr\u003e3. VOL-key (previous song\/volume down): short press for previous song in MP3 status, long press for volume down; short press for adjusting a station number upwards in FM status; short press for Bluetooth previous song in Bluetooth function, long press for volume down\u003cbr\u003e4. AUTO button (play\/pause): short press for play\/pause in MP3; short press for play\/pause in FM, long press for auto receive and save station; short press for play\/pause in Bluetooth\u003cbr\u003eVOL+ button (next song\/volume up): short press for next song in MP3, long press for volume up; short press for downward adjustment of a station number in FM; short press for next song in Bluetooth, long press for volume down\u003cbr\u003e6. MODE button: switch between USB \/ TF \/ FM \/ Audio input \/ Bluetooth function in sequence\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"116BT","offer_id":52635343028571,"sku":"TBD0603170701A","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0603170701A.jpg?v=1774048415"},{"product_id":"d006bt-bluetooth-mp3-decoder-u-disk-playback-audio-amplifier-board-d006bt-large-rc-d006bt-small-rc","title":"D006BT Bluetooth MP3 Decoder U Disk Playback Audio Amplifier Board, D006BT Large RC, D006BT Small RC","description":"\u003cbr\u003e1. 12V power supply, power failure memory\u003cbr\u003e2. Bluetooth call and recording function, Bluetooth version 5.0\u003cbr\u003e3. Decode MP3, WMA, WAV, FLAC, APE lossless format music\u003cbr\u003e4. Read USB disk TF card\u003cbr\u003e5. Support FM radio, frequency band (87.5MHZ-108.0MHZ)\u003cbr\u003e6. External audio input LINE IN \u003cbr\u003e7. Support 10m distance infrared remote control operation\u003cbr\u003e8. Pushbuttons: six buttons for multi-directional control, REC \/ REPEAT \/ VOL- \/ AUTO \/ VOL+ \/ MODE\u003cbr\u003e9. Dimensions: L112xW62mm, D22mm\u003cbr\u003e\u003cbr\u003eKey operation details: \u003cbr\u003e1. REC: press the REC button to start recording, press the REC button again to cancel the recording function and play the recording file; when recording than a storage device needs to be connected, e.g. U disk or TF card.\u003cbr\u003e2. REPEAT: Press once for the single song loop function, then press again to cancel the single song loop and play in sequence.\u003cbr\u003e3. VOL-key (previous song\/volume down): short press for previous song in MP3 status, long press for volume down; short press for adjusting a station number upwards in FM status; short press for Bluetooth previous song in Bluetooth function, long press for volume down\u003cbr\u003e4. AUTO button (play\/pause): short press for play\/pause in MP3; short press for play\/pause in FM, long press for auto receive and save station; short press for play\/pause in Bluetooth\u003cbr\u003eVOL+ button (next song\/volume up): short press for next song in MP3, long press for volume up; short press for downward adjustment of a station number in FM; short press for next song in Bluetooth, long press for volume down\u003cbr\u003e6. MODE button: switch between USB \/ TF \/ FM \/ Audio input \/ Bluetooth function in sequence\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"D006BT Large RC \/ Large RC","offer_id":52635343225179,"sku":"TBD0603170801A","price":27.99,"currency_code":"USD","in_stock":true},{"title":"D006BT Small RC \/ Small RC","offer_id":52635343257947,"sku":"TBD0603170801B","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0603170801A.jpg?v=1774048430"},{"product_id":"zk-mt21-50w-x-2-100w-2-1-channel-bluetooth-digital-amplifier-module-zk-mt21","title":"ZK-MT21 50W x 2+100W 2.1 Channel Bluetooth Digital Amplifier Module, ZK-MT21","description":"\u003cbr\u003e1. Bluetooth version: 5.0 (unobstructed, 15 meters)\u003cbr\u003e2. Input sensitivity: 500mV\u003cbr\u003e3. Input mode: AUX+Bluetooth\u003cbr\u003e4. Number of power channels: 2.1 channels\u003cbr\u003e5. Adaptable speaker: 20-100W, 4-8 ohms\u003cbr\u003e6. Protection mechanism: anti-reverse connection, overheating and overcurrent, short circuit protection.\u003cbr\u003e7. Adaptable power supply: DC 12-24V\/5A or above (cannot be connected to 24V battery pack).\u003cbr\u003e8. Output power: less than 50W for left and right channel, less than 100W for subwoofer.\u003cbr\u003e9. Size: about 9.3 x 9 x 2.2cm\u003cbr\u003e10. Weight: about 185g (including packaging)\u003cbr\u003e\u003cbr\u003eTip: In the case of enough audio input, enough power supply voltage\/current, there will be enough output power, the higher the power supply voltage the higher the output power, the lower the impedance of the speaker the higher the output power, please make sure that the adapted power supply power is greater than the actual working power of the amplifier\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"ZK-MT21","offer_id":52635415445851,"sku":"TBD06041304","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD06041304.jpg?v=1774051037"},{"product_id":"mp3-bluetooth-5-1-decoding-board-diy-modified-lossless-car-audio-receiver-module-lqsc-bt-v5","title":"MP3 Bluetooth 5.1 Decoding Board DIY Modified Lossless Car Audio Receiver Module, LQSC BT-V5","description":"\u003cbr\u003e1. Input voltage: DC 5V - 35V\u003cbr\u003e2. Input method: 5.1 Bluetooth audio decoding, USB computer sound card decoding\u003cbr\u003e3. Bluetooth version: 5.1\u003cbr\u003e4. Bluetooth name: LQSC_BT\u003cbr\u003e5. Output method: 3.5MM stereo headphone jack, XH 2.54-3P stand-alone socket\u003cbr\u003e6. Signal-to-noise ratio: -95DB\u003cbr\u003e7. Distortion THD: 0.05%\u003cbr\u003e8. Operating temperature: -40℃ to 85℃\u003cbr\u003e9. LED indicator explanation:\u003cbr\u003e- Fast flashing: waiting for connection\u003cbr\u003e- Slow flashing: audio playing\u003cbr\u003e- Constantly on: connected\u003cbr\u003e10. Size: about 5.5 x 3.2 x 1.2cm\u003cbr\u003e11. Shipping list: bluetooth audio decoding board x 1, 2.54mm 3P audio shielding cable x 1, 2.54mm 3P socket terminal x 1 \u003cbr\u003e\u003cbr\u003eCharacteristics:\u003cbr\u003e1. Full patching process\u003cbr\u003e2. Wide range of operating voltage\u003cbr\u003e3. Protection against reverse power connection\u003cbr\u003e4. Dual audio output terminals\u003cbr\u003e5. Can be externally connected with antenna (suitable for installation inside a metal box)\u003cbr\u003e\u003cbr\u003e","brand":"GadgetHQ","offers":[{"title":"LQSC BT-V5","offer_id":52635472920923,"sku":"TBD0606423701","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/1041\/7755\/files\/TBD0606423701.jpg?v=1774054915"}],"url":"https:\/\/www.gadgethq.co\/collections\/diy-parts-components-breadboard-amplifier-board.oembed?page=3","provider":"GadgetHQ","version":"1.0","type":"link"}