4 inch touch screen phone.As a latest computer input device, the touch screen is the simplest, most convenient, natural and suitable input device for China's multimedia information query. In the future, touch screens will enter the home. With the development of cities towards informatization and the penetration of computer networks in daily life, information inquiries will all come in the form of touch screens with touchable display contents.

4 inch touch screen phone.As a latest computer input device, the touch screen is the simplest, most convenient, natural and suitable input device for China's multimedia information query. In the future, touch screens will enter the home. With the development of cities towards informatization and the penetration of computer networks in daily life, information inquiries will all come in the form of touch screens with touchable display contents. 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.