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Chipset model JL6973
Bluetooth version5.3
Bluetooth audio agreement HFP、HSP、A2DP、AVRCP、SPP、PBAP、TWS+
Bluetoothdistance10M/33 feet (Depends on the function of cell phone）
music time 6-7 hours
Battery box time14 hours
Charging port Type C
Earphone charging time1 hour charging time2 hours
Earphone battery capacity3.7V/35mAh
Battery box battery capacityLi-on3.7V/230mAh
