... this display provides the most cost-effective touch solutions for system integrators. Technical Parameters : Touch Sceen: choose the most ... choose 20.1-inch LCD panel, Resolution(pixel) WSXGA: 1680 x 1050, Aspect Ratio: 16:10, Brightness: 300cd/m2 ,Contrast ... ,50-60hz,60w Software running environment: WINDOWS95/98/2000/X Operating System Working environment: temperature +0-+40, relative humidity 10%- ...