明友起重
Bluetooth Version:V5.1 Support:HFP,HSP,A2DP,AVRCP Chip:AD6973D Operating Distance:≥10M Battery:Charging Case 300mAh;Earbuds 40mAh Play Time:6H Charging Time:2H Speaker Dimensions:Φ10MM Speaker Sensitivity:94db±3db Charging Port:Type-C