1. Bluetooth module is integrated in the 8 Pin plug which can provide fast identification speed. 2. Once paired with Bluetooth, it can automatically connect next time, perfect signal stability, support phone calls and provide high fidelity sound. 3. Support increase / decrease the volume. 4. Support pause, play, answer and hang up calls. Operating Instructions 1. Connect the headset with the iPhone port 2. Open Bluetooth search on the headset 3. Connect the Bluetooth, and you can use it
