... 3.Stable, no-drift etc. ETWOTOUCH 6 points 32 inch IR multitouch screen ETwotouch and Etwo ... wave(SAW) touch screen, Infrared(IR) Touch Screen,Multi touch IR touch screen, five-resistive touch screen, ... training Advantage -- No ghost point,Perfect(2-32 points) --OEM is available --zero touch pressure --ISO 9001 ... 7,vista,XP,Mac OS,Linux 6 points 32 inch IR multi touch screen overlay No drift under ...