M-1 Back-mounted Touch Noise Reduction Bone Conduction Bluetooth Earphone with Detachable Microphone<br> Features:<br> 1. Bluetooth 5.0<br> 2. Bone conduction to avoid hearing loss<br> 3. Double microphone noise reduction, clear call<br> 4. The microphone is detachable, and the charging socket is common to the microphone socket<br> 5. Touch buttons, one-handed operation, support previous songnext song, adjust volume, call voice assistant and other functions<br> 6. The titanium alloy back hangs the line, wears it firmly and does not fall<br> 7. IPX5 waterproof<br> <br> Product specifications:<br> 1. Headphone weight: 25g<br> 2. Bluetooth version: V5.0<br> 3. Battery capacity: 150mAh<br> 4. Speaker type: bone conduction vibrator speaker<br> 5. Battery life: 6-8 hours (the actual duration is related to the volume)<br> 6. Bluetooth distance: about 10m<br> 7. Charging time: about 2 hours<br> 8. Bluetooth protocol: A20PAVRCPHSPHFP<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store