roof mounted monitor * Voltage: DC 12V; * Image switch:16:9 or 4:3; * Pixel: 800*600; * Display method: TFT active matrix High quality 9 inch 12V vehicle roof mount TFT LCD monitor/TFT roof mount monitor/LCD monitor/9 inch monitor/12V lcd monitorFRONT PANEL1. IR sensor2. Power on/off3. Positive adjustment4. MENU:Contrast-Brightness-Saturation-Hue-Volume-Mode select-Source input5. Negative ...