Work freely; with no limits of space; angles or distance. The Adesso Wireless 2.4 GHz RF Mini Trackball keyboard combines the control of an integrated trackball with the features of a standard keyboard all packed into a powerful; compact device. The trackball delivers superior precision and smooth motion with virtually no maintenance or cleaning required. This mini keyboard is perfect for tighter spaces; including the living room; kiosks/stations; conference rooms; mobile; and workgroup project environments. This unique keyboard fits brilliantly with modern PC systems; flat LCD monitors and Tablet PC's in modern office environments. It's small; compact size is also extremely mobile easily fitting in a briefcase or backpack.