Digital whiteboard interactive “wireless screen projection” digital whiteboard interactive makes designers’ work efficiency soar, digital whiteboard interactive supports Windows, Andriod system can be wireless screen projection, and digital whiteboard interactive can be split screen-split screen display at the same time, everyone thinks “Standing” on the desktop, the comparison is clear at a glance, and the communication is smoother. Designers can also use USB flash drives to realize PC-free presentations, and “uninterrupted internet” during hotspot screencasts, for a better experience and magical methods.