Play: dvd/vcd/cd/mp3/mp4 and tape(rec) usp play: mp3/mp4/wma with external speaker output jack and two vhf or uhf wireless microphone (handheld/lapel mic or headset mic optional) and two wired microphone jack. With echo/delay/guitar input jack/video line out/audio line in/line out. Has one piece storage battery (12v 12ah) could use continuous 6 hours when on the 1/2 volume. The battery is equipped with a low-voltage protection circuit. With 12v external power supply input jack (supply from the car). Smps: ac 100-250v. Out put power: 160 w. Loudspeaker: 8”x1 + 3” high frequency driver. Weight: 16kgs. Size: 30x30x44cm. External packing size: 42.8x38.3x59cm.