Bluetooth Version:V5.4
Chip:JL7003D4
Bluetooth Protocol:HFP 、A2DP、HID 、AVRCP 、AVCTP、AVDTP
Transmission Distance:10M
Talk time:3.5H
Music Playtime:5H
Standby time(earphone) :60H
Battery capacity(earphone): 30mAh
Battery capacity(Charging case):360mAh
Charging time:2H
Speaker:Φ13
Speaker Sensitivity:-90dBm
Frequency Response:50Hz~21KHz