BT Chipset:AB5376A,BT Version: support BT V5.0,Earphone battery: Single side 35mAH.
Charging box battery:500mAH,with protective plate polymer battery,Charging voltage:earphone:5V/1000mA,charging box: 5V/1000mA.
Transmission Distance:15m,Call duration:Maximum 3 hours,Standby duration:about 24h.
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