Bluetooth Version	v4.2
Bluetooth Chipset	ATS2815
Battery Type	Lithium-Ion
Battery Capacity	4000mAh
Power Input	5V, 2A
Speaker Output	RMS:2x10W, Peak Power: 2x15W
Speaker Frequency	100Hz-16KHz
Operating Distance	10M
Playing Time	2-8Hours
Charging Time	2-3Hours