Digicam Pen and Dot Pattern – These interactive whiteboards Possess a microscopic dot pattern embedded during the writing area. A wi-fi digital pen contains an infrared camera that reads the dot pattern to find out the precise location within the board. Note: If working with more than one university student, https://franciscohypev.ourcodeblog.com/34324246/the-best-side-of-yealink-meeting-board-86