*Bluetooth version：V5.3/JL6973D4
*Driver:10 mm
*Battery life:4.5 H music/calling time , 23 H battery life with case
*Operation range：10m（open space with no obstacle）
*Bluetooth profiles:HFP/HSP/A2DP/AVRCP/ AAC/SBC
*Battery capacity earbuds/casing: 3
* Ergonomic bean and earwing secure-fitting silicone ear hooks with private tooling design the great fit for sport,Provide 2 different styles of silicone ear mount
*Super endurance It is equipped with a safety charging box.
*Super endurance It is equipped with a safety charging box.
