It can be rolled up and placed in a carrying case and rolled flat on any surface for use. These specs are the primary indicators of performance. To ensure flexibility, check to see if the tablet offers Universal Serial Bus support. Take a look at how thick the tablet is when you're using it at the desktop, and check the footprint and make sure it feels comfortable when using it. Again, be sure they feel comfortable in your hand.
Some tablets are customizable and expandable.
For example, Wacom's Intuos line supports ToolID, which lets users customize their pens and use them as different tools. Some manufacturers offer Universal Serial Bus versions, which make it easier for users who work both on PCs and Apple Macintoshes. Most digitizers come with WinTab drivers, the universal driver standard that makes these and other devices compliant with Microsoft Windows software. Beyond adding graphical capability, digitizers also can enhance productivity. By providing shortcuts through pull-down menus and icons, said Jennifer Sullivan, marketing manager for GTCO CalComp.