Bluetooth:V5.4
Bluetooth distance:≥10m
Speaker: 13mm/32Ω Composite membrane speaker*4
Speaker frequency response range: 20Hz~20KHz
Speaker sensitivity: 114±3dB
Rated power: 3mW
Earphone battery: 30mAh (MXD brand battery)
Charging case battery: 400mAh (with protection IC)
Playback Time: 4.5-6h
Talk Time: about 5 hours
Charging case times: about 3.5 times
Earphone size:
semi-in-ear:33*18*17mm;
in-ear: 33*21*24mm
Charging case size: 60*60*25.6mm
Mic specification:4*Silicon Mic