... inch Infrared Multi Touch Screen (2 to 32 points)/window7/xp/vista/linux ETwotouch and Etwo companyGuangzhou Etwo Electronic Equipment Co ... touch pressure--ISO 9001:2000/CE,FCC,ROHS --Size(32”-200”),Maxlength:90 meter,customation is available)--Rapid response speed--High ... :8-16ms--Power supply mode:USB--System:windows 7,vista,XP,Mac OS,Linux ETWOTOUCH USB 46 inch Infrared Multi Touch ...