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:1000h
Talk Time:14h
Charging Time:3h
Battery capacity:1000mAh
Charging Specifications:USB/mirco