Bluetooth specification:V5.2
Bluetooth Profile:A2DP,AVRCP, HFP;HSP
Working voltage:3.1V~4.2V
Charging voltage:5V-1A
Battery capacity of the headset: 50MAH
Battery capacity of the storage box:2000MAH
Transmission distance:>10M
Call time:About 4-5h
Play time:About 6h
Waterprof :IPX6
Charging time of headset:1h
Charging time of the Charging box:2h