awei T1 Pro True Sports Earbuds With Charging Case(Black)

1. Bluetooth version: V5.3 Jayli AD6973D42. Support protocol: HSP/HFP/A2DP/AVRCP3. Call time: 7H4. Playing time: 6H5. Charging time: 1H6. Charging warehouse capacity: 300mAh7. The best call distance: about 1M8. Maximum transmission distance: about 10m9. voice prompt support10. Veter diameter: 10mm11. Frequency response range: 20H-20KH12. PX6 level waterproof/sweat-proof function13. Sensitivity: 100.1db