F6 Bluetooth Headset Mini Invisible Ear Business Digital Display Earphone(Black) Filter-For Acer which makes it can work

which makes it can work long time

One Package Size 14cm * 11cm * 6cm / 5

Galaxy M05

Loading Container 20GP: 507 cartons * 20 pcs = 10140 pcs

easy to use and handle

F6 Bluetooth Headset Mini Invisible Ear Business Digital Display Earphone(Black) Filter-For Acer which makes it can work1. Bluetooth version: 5. 2 2. Battery capacity: 120mAh 3. Frequency: 40Hz 20KHz 4. Transmission distance: about 10 meters 5. Use time: about 68 hours for talking, about 30 hours for listening to songs 6. Charging time: about 1 hour 7. Impedance is: 32 ohms 8. Sensitivity: 85dB 9. Waterproof grade: IPX 5 10. Charging interface: Micro USB 11. Weight: about 5 grams Features: 1. Intelligent digital display battery 2. Effectively suppress noise and make