Bluetooth receiving range:10 meters
Bluetooth version:5.2
Noise Reduction Version: CVC8.0
Frequency response:20Hz~20kHz
Impedance: 32Ω
Driver Diameter: 10mm
Battery capacity:300mAh
Call playback time:about 10 hours
Power input: DC5V/1A
Charging time:2 hours
Products include:
1 * Bluetooth headsets
1 * Charging cable
1 * User Manual