IR Multi Touch Screen 1. drag, draw-line ... touch screen, Infrared(IR) Touch Screen,Multi touch IR touch screen, five-resistive touch screen, touch monitor,kiosk,, all in one pc, touch computer ... : --Light transmittance: 95%-100% --Touch pressure:No need pressure,touch the surface of screen isok. --Resolution ... OS,Linux 6 points 32 inch IR multi touch screen overlay No drift under the change ...