Bone Conduction Headphone with Built-in 8g memory card

Advanced Bluetooth 5.0 Technology with Bone Conduction Technology, Keep Your Ears Open, Easy To Be Pairing.

1.Bluetooth Version: V5.0
2.Chipset:Bluetrum
3.Bluetooth Profiles: 4.Decoder: SBC,AAC
5.Transmission Distance: 15m
6.Playing Time:6H
8.Charging Time:2H
9.Standby Time: 10 days
10. Battery: 3.7V/180mAh
12.Frequency Range:20Hz~20KHz
13.Sensitivity:84±3dB
14.Impedance:16Ω
15.Color: Black/Grey; Wine Red