Cheap multi touch, Buy Quality touch screen panel directly from China multi touch screen Suppliers: NEW!! 20" IR multi touch screen panel kit 2 points touch for LCD/LED Monitor / PC
NEW!! 20" IR multi touch screen panel kit 2 points touch for LCD/LED Monitor / PC Infrared Touch Panel Working PrincipalIR Touch Screen is a touch frame which is usually installed in front ofthe display screen. The frame is integrated with printed circuit board which contains a line of IR-LEDs and photo transistors hidden behind the bezel of thetouch frame. Each of IR-LEDs and photo transistors is set on the opposite sides to create a grid of invisible infrared light. The bezel shields the parts fromthe operation Super advantages for 20 inch 2 points IR multi touch screen : 2 points touch (Multi touch) Support zoom in/out, display rotation USB interface, Drive free, plug and play Supporting 2 points touch under windows7, windows8 and Android system Supporting single touch under Linux System Withstands severe environments Stable, no-drift calibration performance Vandaproof and abrasion-resistant screens, ideal fo
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