Functions: 1) 4-wire resistive touch screen (optional): USB or RS232 interface 2) VGA input: 15-pin D-SUB analog RGB interface 3) PAL / NTSC color system 4) High resolution up to 1,024H x 768V, formatted 5) Automatic display adjustment 6) High-brightness CCFL backlight 7) 2-RCA video inputs, audio input and audio output 8) On screen display menu control with multi-language 9) Full-function infrared remote control 10) Speaker built in Specifications: 1) Screen size: diagonal 7 2) Dot resolution (RGB): 800H x 480V, and 1,152,000 dots 3) Aspect ratio: 15 : 9 4) Contrast: 250 : 1 5) LCD brightness: 350CD/sqm 6) Viewing angle: 45 / 60 degrees (U/D), and 65 / 65 degrees (L/R) 7) Operating voltage: DC11 - 13V 8) Power consumption: