Front-projection interactive whiteboards Have got a video projector before the whiteboard. A downside of entrance-projection whiteboards is that the presenter, standing in front of the display screen, must prolong his / her arm with or with no stylus to stop casting a shadow. Reflectors on the stylus or marker reflect https://yealinkmeetingboard6558912.review-blogger.com/55887513/5-tips-about-interactive-whiteboard-you-can-use-today