Features: 1) Screen size: 7 (16:9) 2) Resolution degree: 480 x 234 (RGB), 336,960 points 3) System: PAL / NTSC 4) Power supply: DC 12V 5) Power: about 7W 6) Service temperature: +5oC-+40oC 7) Storage temperature: -20oC~+60oC 8) Video: two-way video input, V1 / V2 switchover 9) Blue screen in case of no signal 10) Left and right style 11) Special reversal switchover function for reversal backsight: at the time of reversal, images can be switched over in four directions 12) Keystroke and remote control operation 13) Appearance size (L x W x T): 172 x 117 x 25mm