whiteboard touch screen.First, the optical touch technology is superior to the existing technology in terms of response speed and touch accuracy. Among the many existing touch technologies, infrared technology has better response speed, sensitivity and touch strength than other technologies, and it is slightly inferior to optical technology (because everyone knows that the speed of light propagation is 3X108m / s , and its response is Speed ??is of course second to none);

whiteboard touch screen.First, the optical touch technology is superior to the existing technology in terms of response speed and touch accuracy. Among the many existing touch technologies, infrared technology has better response speed, sensitivity and touch strength than other technologies, and it is slightly inferior to optical technology (because everyone knows that the speed of light propagation is 3X108m / s , and its response is Speed ??is of course second to none); 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.