4 inch touch screen.Due to technical limitations and poor environmental adaptability, especially surface acoustic wave screens, the screens cannot be used normally due to water droplets, dust and other pollution. Therefore, touch screens require regular maintenance as well as ordinary machines. And because the touch screen is a highly integrated touch all-in-one for a variety of electrical equipment, the following issues should be noted when using and maintaining.

4 inch touch screen.Due to technical limitations and poor environmental adaptability, especially surface acoustic wave screens, the screens cannot be used normally due to water droplets, dust and other pollution. Therefore, touch screens require regular maintenance as well as ordinary machines. And because the touch screen is a highly integrated touch all-in-one for a variety of electrical equipment, the following issues should be noted when using and maintaining. 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.