touch screen display camera.The touch screen part of the surface acoustic wave touch screen can be a flat, spherical or cylindrical glass flat plate, which is installed in front of the CRT , LED , LCD or plasma display screen. This glass plate is just a pure tempered glass, which is different from other touch screen technologies without any film and cover.

touch screen display camera.The touch screen part of the surface acoustic wave touch screen can be a flat, spherical or cylindrical glass flat plate, which is installed in front of the CRT , LED , LCD or plasma display screen. This glass plate is just a pure tempered glass, which is different from other touch screen technologies without any film and cover. IQTouch K interactive touch screen feature 20-point touch and dual system -- Android 8.0 system and optional OPS Windows 10Pro system. Its 4K UHD resolution facilitates presentations and collaboration. With optional multi-screen casting software, IQClass 6.0 and installation-free IQClass Plus software, IQTouch K Series can help create an interactive and collaborative teaching atmosphere in class.