7 inch digital  TFT panel(with shade)
Resolution:800*R.G.B*480
Back Light Luminance：LED400cd/㎡
3 way video input,2 way audio input,with AV-INt
3 ways Trig function：V2>V1>V3 
Power supply:DC 12V-36V input，12V output
3 video 4pin connector
with 1pcs bus/truck camera  ( CCD420TVL，120 degree view angle )
High resolution camera
standard setting with 20 M  4 PIN lock connector  extension cable 
5M/10M/15M extend cable with 4 PIN lock connector ( optional )