17" (diagonal measure) infrared touch screen system. Slim and rugged black powder-coated steel bezel. Built-In USB touch controller provides communication and power for the system. Tempered glass protects your display while allowing 93+ percent of the undistorted image to shine though. System is sealed to IP65 for use indoors or outdoors. Silky smooth operation thanks to 4096X4096 touch resolution. Software drivers for DOS, NT, Windows and Linux. For additional information about this system or the additional sizes available (6.4" to 127" diagonal) visit http://www.ezscreen.com/wavelength-infrared-touch-screen.html