明友起重
Bluetooth Version:V5.2 Support: HFP,HSP,A2DP,AVRCP Chip: AD6973D Operating Distance: ≥10M Battery: Charging Case 300mAh;Earbuds 35mAh Play Time: 5H Charging Time: 2H Speaker Dimensions: Φ10MM Speaker Sensitivity: 92db±3db Charging Port: TPYE-C