Chipset model JL6973
Bluetooth version 5.3
Bluetooth audio agreement HFP、HSP、A2DP、AVRCP、SPP、PBAP、 TWS+
Bluetooth distance 10M/33 feet（Depends on the functionof cell phone）
Earphone music time 6-7
Battery box time 14 hours
Charging port Type C
Earphone charging time 1 hour
Battery box charging time 2 hours
Earphone battery capacity Li-on3.7V/35mAh
Battery box battery capacity Li-on3.7V/230mAh
BL128 TWS Earbuds with Big Bass Related Video:
