Bluetooth Version	v4.1+EDR
Bluetooth Chipset	Buildwin CW6633E
Bluetooth Frequency	2.4GHz
Bluetooth Profiles	HSP, HFP, A2DP
Battery Capacity	3.7V, 5200mAh
Battery Type	Lithium-Ion
Power Input	5V, 2A
Speaker Output	40W
Impedance	18Ω
Operating Distance	10m
Music Playback Time	7 hours
Charging Time	5 hours