Bluetooth Earphones Music Active Noise Reduction Bluetooth Headwear Bluetooth Earphones

Function:1. USB charging: Type-C2. Signal to noise ratio: 88db3. Bluetooth link distance: 10 meters4. Output power: 35mW5. Charging time: 4 hours6. Usage time: 12-15 hours7. Standby time: 18 hours8. Dynamic horn: 40mm9. Battery capacity: 400mAhFunction: Adjust volume, switch songs, answer incoming calls, reject incoming calls, hang up calls, Bluetooth playback, call replay, Bluetooth reconnection, voice prompt, battery level display, TF, EQ, pure English broadcast