interactive mirror screen.2. Differential input is used to filter out interference signals . An infrared receiving tube of the same model is installed near the receiving tube to receive the infrared signal in ambient light. For the mixed signal of infrared pulses in the set and the infrared light in ambient light, use The differential input method filters out interference signals.

interactive mirror screen.2. Differential input is used to filter out interference signals . An infrared receiving tube of the same model is installed near the receiving tube to receive the infrared signal in ambient light. For the mixed signal of infrared pulses in the set and the infrared light in ambient light, use The differential input method filters out interference signals. 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.