... Touch Screen , IR touch screen panel ,IR add-on multi-touch screen ,Multi-Touch Infrared Touch screenFeaturesDust and water proofing, anti-vandal ... and quick response to touch of any opaque object;Wide range of temperature;Transparency and high-resolution;ROHS, CE, FCC compatible ... compatibleWindows 2000/XP/Vista, Linux,CertificationsCCC, CE, ROHS 55 inch multi touch infrared touch frame