interactive touch screen technology.Since the traditional mouse is a relative positioning system, it is only related to the position coordinates of the previous mouse. The touch screen is an absolute coordinate system, which is fundamentally different from the relative positioning system. Therefore, the coordinates of the touch point received by the host from the serial port are converted to obtain the screen coordinates .

interactive touch screen technology.Since the traditional mouse is a relative positioning system, it is only related to the position coordinates of the previous mouse. The touch screen is an absolute coordinate system, which is fundamentally different from the relative positioning system. Therefore, the coordinates of the touch point received by the host from the serial port are converted to obtain the screen coordinates . 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.