Driver unit:40mm
Sensitivity:87db
Frequency Response:20Hz~20KHz
Max.Input Power:3W
Impedance:4Ω
Bluetooth Version:V5.2
Operating Range:10m(No Obstacles)
Output Power:3W
Operating Voltage Range:3.3V-4.2V
Standby Time:800h
Talk Time:5h
Charging Time:3h
Battery capacity:800mAh
Charging Specifications:USB