1. Battery capacity: 110mAh
2. Charging time: about 2h
3. Standby time: about 220h
4. Listening time: about 10 hours
5. Call time: about 10h
6. Frequency range: 20Hz-20kHz
7. Sensitivity: 111 +/- 3dB
8. Connection range: 10m
9. Bluetooth version: 5.0
10. Unique stereo sound technology, bring you a different listening experience
11. The body of the earphone head is effectively sweat-proof, protecting the earphones from damage, without fear of sweat
12. Support intelligent music playback, up and down song selection function, magnetic switch function
13. Support Apple/Android