Dual operating systems, including andriod and windows, with smart whiteboard function, can zoom or narrow the contents on the whiteboard and move to other locations, add pages, contents can be saved by local files or USB or sent by email to each person or take away the conference contents on the whiteboard by scanning the QR code. There is mobile, ipad, laptop wireless screen cast function, when using the wireless screen cast device to connect the laptop, the contents of the laptop can reflect onto the big screen, and the big screen can control the laptop directly, no need more wires as before. This interactive commercial display integrates normal whiteboard, multi-screen interactive, projector, monitor, PC,etc. together to be one unit, which will let your conference more effeciently!