Kensington Orbit Optical Trackball PS/2 and USB

The comfort of a mouse -- the benefits of an optical trackball

Control your cursor with a simple touch of the finger! The highly accurate Orbit® Optical is as easy to use as a regular mouse, but it stays in one place saving you valuable desk space. The precise optical tracking mechanism is also resistant to dust, reducing the need for regular trackball cleaning.

Features and Benefits
The Orbit® Optical Trackball with DiamondEye™ Technology offers precise, optical tracking and excellent cursor control
The hand-hugging design provides the comfort and support of a mouse with the ease of use of a fingertip-controlled trackball
When compared to a conventional mouse, the stationary Orbit® Optical trackball requires less arm movement and saves desk space
Supports both USB and PS/2 connectivity
The Orbit® Optical carries Kensington's unmatched satisfaction guarantee - five-year warranty, toll-free technical support, 90-day no risk trial

System Requirements
PC-Windows® 98, Me, 2000, or XP with USB port
PC-Windows® 95, 98, Me, NT, 2000, or XP with PS/2 compatible mouse port
Macintosh® with OS 10.1.5 or later
USB Macintosh® with OS 8 & 9, device will only function as a 1-button mouse

Dimensions
Height measured to top of ball 5.8"L X 2.0"H X 5.0"W
Cord length 6.0"L

Warranty
Orbit® Optical Trackball is backed by the Kensington 5-Year Warranty and free technical support.