With USB / SD / FM  / Wireless microphone / Battery / charger /DVD player

2 microphone sockets

Bass  Speaker:10''

Rated Power:60W

Max Power:100W

Frequency Response:50Hz--18KHz

Sensitivity:89+-3dB(1W/1M)

Rated Impedance:4 ohm

Battery:12V12A Rechargeable battery

External battery interface

Cabinet Size:300x270x560mm

Packing size:365x340x660mm

G.W:16.1Kgs

40HQ: 830 PCS