Bone Conduction Concepts Digital Display Stereo Bluetooth Earphones, Style: Dual Ears With Charging Warehouse(Blue)

1. Bluetooth version: 5.2
2. Speaker diaphragm: PET
3. Call sensitivity: 42db
4. Frequency response range: 20Hz-20KHz
5. Speaker impedance: 32 ohms
6. Charging voltage: 5V
7. Connection distance: about 10M
8. Battery capacity: headset 75mAh, charging case 300mAh
9. Talk time: about 15H
10. Play music: about 10H
11. Charging time of charging case: about 3H
12. Charging interface: Type-C/USB-C
13. Support protocol: HFP, HSP, A2DP, AVRCP, OPP, PBAP
14. Material: ABS
15. Speaker diameter: 14.2mm
16. Headset size: about 3.9 x 4.2 x 2.4cm
17. Charging compartment size: about 9.5 x 5.8 x 2.5cm
18. Weight of charging compartment + headphones: about 67.7g

Features:
1. Air conduction, open audio, hanging ear design
2. TPU ear hook, soft and light, can be bent at will, wear solid
3. With LED digital power display
4. 14.2mm large dynamic coil, HIFI high fidelity sound quality, metal composite diaphragm
5. Stable transmission connection, low latency
6. Type-C charging interface, convenient and practical
7. Button control, simple and convenient