9"  Rear View Quad Monitor(Non-detachable sunshade)
Resolution: 800*R.G.B*480 , Brightness：300-350cd/m2
View angle::L/R 70°,UP:50°,down: 70° degree
4 ways Trig function （1way audio input optional)
Full image/2 images/3images/4 images adjustable 
4 ways Trig Trigger priority:V2>V1>V3>V4
Reference point and time control for reverse gear setting 
System:PAL&NTSC auto-switching
Power supply: Automobile storage battery (12-36V) ,12V output
High-low voltage protection&short circuit protection  
Working temperature:-20℃ to70℃
Storage temperature:-30℃ to 80℃
Apearance color: black rubber paint
standard: fan bracket

Butterfly bracket/Suction Cup holder/Headrest frame(optional)
RCA/ 4pin connector(Optional)