Input equipment:Choose the most advanced infrared touch screenwith theresolutionof 4096*4096 and single-point touch for 50 million times, The response is more rapid and the life is the longest. The touch activation forceis less than 3 ounces. The same surface hardness as glass, and Mohshardness test is 7-grade. Touch screen (selection): infrared touch screenDisplay:Choose 19-inchLCD panel, Resolution(pixel)SXGA:4096×4096, field frequency 60-75Hz, Brightness: 300cd /m2; Contrast Ratio: 800:1;Pixel View . Running environment: WINDOWS95/98/2000/NT/XP/LINUX Working environment: temperature -40 +85 relative humidity 10%-90% ( relative, non-compression)