1. 15 inches TFT LCD touch screen 2. 1x VGA,1x TV out, 4x USB, 2x Audio Jacks, 2x COM, TV port, LVDS, 1xPCI, 1x ... +12V LCDDisplay TypeLCD (samsung/CHIMEI/sharp)Screen Size15 inches (4:3 diagonal)Resolutions:1024(H)×768(V) pixelDot pitch:0.107 ... MethodStylus pen or FingerConnectionRS232 or USBTransparency-HardnessPencial Hardness 3H 15" TFT LCD Touch Panel PC for Network Security Applications