Driver unit:52mm
Sensitivity:87db
Frequency Response:20Hz~20KHz
Max.Input Power:3W
Impedance:4Ω
Bluetooth Version:V5.0
Operating Range:10m(No Obstacles)
Output Power:3W
Operating Voltage Range:3.3V-4.2V
Standby Time:400h
Talk Time:3h
Charging Time:2h
Battery capacity:300mAh
Charging Specifications:USB/type-c