Genius 31100005100 M712 G Pen Tablet 12-Inch x7.25-Inch and 9.5-Inch x7.25-Inch switchable working area for wide/4:3 screens Creative rolling pad for scrolling in four directions, zooming in/out and volume up/down 4000 LPI high accuracy and sensitivity for a highly reactive cursor. 1024-level pressure sensitivity for all shapes and thickness control Make handwriting notes/drawings efficiently in e-mail, MSN, documents, or any application program Vista plug and play; handwriting recognition compatible, pen flicks, digital inking in Office and snipping