protable 1000w car amplifier (va-410)

This is a protable car amplifier.nice looking and use.

1.High quality RCA input/output socket    
2.Power switch with USB port for MP3,MP4 charge    
3.3-bit sound Mode transfer switch    
4.Matched input&out cable    
5.High/low potential volume control    
6.Technical parameter:Total harmonic distortion:<0.1%     

7.S/N:90dB    
8.Frequency Response:20-20KHz ,distortion:<0.02(1KHz)   
9.Output Power:RMS 75W X 2CH (AT 12V DC INPUT)     
10.Supply voltage:9-15V DC