Model : TWS-G20
1. Bluetooth version: Bluetooth V5.2
2.Transmission distance: 10 meters
3. Battery charge: headset: 35mAh, battery case: 400mAh
4. Playback time: about 7-8 hours
5. Headset function: adjust volume, switch songs, answer incoming calls, refuse to answer incoming calls, hang up, Bluetooth playback, hands-free call, phone replay, Bluetooth reconnection, voice prompt, power display, magnetization.
6. Horn: angle 10 mm
7. Sensitivity: 108 ±5dB
8. Impedance: 32Ω
9. Frequency response: 20-20000 Hz
10. Rated power: 15 mW x 2
11. Support protocol: HSP/HFP/A2DP/AVRCP