Specifications :
Material ：ABS
Bluetooth Version ：V5.0
Supports ：HSP/HFP/A2DP/AVRCP
Battery ：35mAh / 300mAh
Working time ：3-4 hours
Charing time ：1 hour
Function ：Hands-free calling, listen music, Vol +/- and Pre/Next Song function by one button .
Packing information :
CTN Size : 58*39*25cm
100pcs/ctn /10kg