Bluetooth version : Bluetooth V5.0
Bluetooth profiles : HSP, HFP, A2DP, AVRCP
Effective distance : 10m
Input : DC5.0V 1A
Playback time : Approx. 25 hours
Charging time : Approx. 4 hours
Frequency response : 20Hz-20KHz
Sensitivity(SPL) : 100dB
Impedance : 24Ù
