1. IPX6 waterproof rating, impervious to wind, snow, and dust. 2. High-definition calls ensure clear communication. Supports automatic call connection/disconnection. 3. No network required, built-in Bluetooth walkie-talkie system with a communication range of up to 1000 meters. 4. Bluetooth version: 5.4 5. Battery capacity: 1000mAh 6. Standby time: 50h 7. Waterproof rating: IPX6 8. Noise reduction capability: 100 km/h and above
