1. USB and SD player:MP3 MP4 WMA;
2. With external speaker output jack,two VHF wireless microphone and two wired microphone input jack.
3. With Echo、delay,Guitar input jack,Audio Line in/Line out.
4. Has one piece storage battery (12V 10AH*2) could use continuous 8 hours when on the 1/2 volume.
5. The battery is equipped with a low-voltage protection circuit.
6. With 12v external power supply input jack (Supply from the car).
7. SMPS. AC 100V-250V.
8. Output power:250W*2
9. Loudspeaker:12”*1+horn
10. Weight:20KGS
11. Size(L*W*H)40*35*57CM