A5

 1,Battery Voltage:11.1V
2,Charging Voltage:15V
3,Output Power:2*12.5W
4,Speaker Spec:58mm   12.5W
5,Frequency Response: 50HZ~18KHZ
6,Lithium Battery Capacity:6600mAh
7,THD<0.5%
8,SNR:>90dB