*30W professional portable active speaker system
*with 12.5inch TCF LCD display 
*USB slot
*TF CARD SLOT
*usb/TF card can only playing MP3/MP4/WMA and some other audio and video files
*5 kinds of EQ
*Built-in 4Ah battery
*Output power: 1x30W 
*Impedance: 4Ω
* audio inpput jack and Karaoke jacks
*Power Supply: 100-240V～50/60Hz
*with hander and wheels for moving
*with bluetooth
*support DC12V power in
*working mode:bluetooth, music, movie
*support wireless microphone
*enjoy yr Koarakoe freedly.