... angle: 70/70(L/R), 50/70(U/D) 4-wire resistive touch screen LCD Parameters:8″ diagonal TFT-LCDResolution: 800 (H) x ... -30°C~80°CKey Specifications & Features:4-wire resistive touch screen: USB or RS232 (optional) interfaceCompliance with Windows, WinCE, Linux, DOS, Mac and ... backlight, minimal life time 20,000 hours4 adjustable backlight levels for daytime or night-time use2 RCA video inputs, audio ...