"Screen size : 7"" (16:9) Resolution degree :480(w)xRGBx234(h)=3369600points System : PAL/NTSC Power supply :DC12V Power :About7w Service temperature :+5℃- +40℃ Storage temperature : -20℃- +60℃ Video : Two-way video input Operation mode : Remote control operation Adjustable : 35degree from front to black freely Adjustable tube path: 10 - 12 mm Adjustable distance : 120- 180mm Can be upgraded TV,IR function "