Description
Technical parameters :
1.Bluetooth version: Bluetooth V5.3+EDR
2.Transmission distance: 10 meters
3.Usage time: about 5 hours
4. Standby time: 15-hour
5.battery: 200mAh rechargeable polymer battery
6.Functions: Adjust volume, switch songs, call answer, call reject, hang up, Bluetooth playback, phone replay, Bluetooth back connection, voice prompt, power display, MP3, FM radio, sirs wake up, digital display.