... ripple 200mVrmsPower<3w, working current<500mAInterfaceUSB/EIA-232EOperation SystemWindows7/Vista/XP/2003/2000/CE,Linux, Unix,MacOSIntellectual property rightsBrandnew embedded type ... ?A: CMC Touch screen can work in Windows 7, Windows XP, Linux, Vista without extra driver. F: If the active area ... and it is easy to be assembled. 47" IR touch tablet