The EZ-Canvas is an attachable panel that changes the function of your LCD monitor, from a normal one that only displays what it's suppose to, into a special touch-screen monitor that works in coordination with a pen.

The two super sonic sensors located on the top of both sides of the panel can detect movement of a pen and the pen locates a mouse pointer

This way it gets easier to draw some sketches for your next digital image project, or to use MSN, Outlook, or even Microsoft Office like you see in the following image:

Via AVING