benq interactive flat panel display rp553k.1. It may be that before the host starts to load the touch screen driver, the touch screen control card receives the operation signal, please power off and restart the computer and recalibrate.

benq interactive flat panel display rp553k.1. It may be that before the host starts to load the touch screen driver, the touch screen control card receives the operation signal, please power off and restart the computer and recalibrate. 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.