... 3. waterproof, dustproof,scratchproof Infrared Touch Screen , IR touch screen panel ,IR add-on multi-touch screen ,Multi-Touch Infrared Touch screenFeaturesDust and water proofing, anti-vandal ... system;Voting machine;In vehicle and transportation;Technical specification Touch methodFinger, pen or any opaque object;Accuracy1 mmTouch ... /XP/Vista, Linux,CertificationsCCC, CE, ROHS 26inch touch screen