The board scans its surface and creates a one-time printout, with no saved file. Other interactive whiteboards in his office link directly to his secure laptop. He can hide his notes simply by turning off the projector, and when he’s done, by hitting the “erase all” button on the board’s remote-control device to keep his notes from prying eyes. The price tag on those models can reach $10,000, and Joe dropped about $1,800 on this model.”]
Source: https://www.csoonline.com/article/2122859/secure-whiteboard.html