Bluetooth Version	4.2 + EDR
Bluetooth Chipset	RDA
Bluetooth Frequency	20Hz-20 KHz
Bluetooth Profiles	HFP,HSP,A2DP, AVRCP
Battery Type	Li-polymer
Battery Capacity	55 mAh
Power Input	5V,1A
Impedance	32Ω
Operating Distance	10m
Music Playback Time	4 Hours
Standby Time	80 Hours
Charging Time	2 hours