Orbit Optical Trackball
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
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
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