Product information:

Bluetooth version:V5.3
Battery life:about 120 hours
Standby time:about 180 hours
Impedance:32Ω
Rated input:5V
Speaker size:11mm
Frequency response:20Hz-20KHz
Transmission distance:about 20m
Charging interface: TYPE-C interface
Control mode: intelligent touch control
Noise reduction version:CVC8.0

Packing list:

Earphone *2+ Data cable *1+ instruction manual *1

Product Image: