... AV, S-Video, HDMI & DVI(optional) 8'' 4:3 resistive touch screen module with AV, VGA InputLCD Parameters:8″ diagonal TFT-LCDResolution ... CKey Specifications & Features:4-wire resistive touch screen: USB or RS232 (optional) interfaceCompliance with Windows, WinCE, Linux, DOS, Mac and so on OSVGA ... : ≤9WPower input: DC 12V or AC 100~240V 8'' 4:3 resistive touch screen module with AV, VGA Input