... screen' Technical ParametersTouch screen(standard)22 inch surface acoustic wave screenChoose the most advanced SAW touch screen, high stability ... than 3 ounces; Resolution ratio:4096*4096; Operating system is Win2000/XP/98ME/NT/VISTA/LINUX/Win7, ... .8.Widely used in government, financial institution,transportation, public system, shopping malls, hotels, airports, gas stations, railways stations ...