Screen size: 15inch TFT LCD diagonal (4:3 ) Best resolution: 1024x768 , Max resolution: 1920 X 1200 Brightness: 450 , Contrast: 400:1 Two AV inputs , One VGA input (standard 15pin ) One USB2.0 input for touch screen 5 wires resistive touch panel Earphone in/out jack , VESA mounting holes Special Metal case, anti-shock , firm , wear-resistant Installation: wall mount / stand / embedded Application: financial ,medical , entertainment , industrial control system , CCTV ,POS etc