- TrackballWorks™ lets you customize all 4 buttons, set cursor speed
- DiamondEye™ optical tracking technology for premium cursor control and accuracy
- Award-winning Scroll Ring lets you scan up and down pages with ease
- Large 55mm ball is designed as a perfect sphere to provide exceptional precision
- Detachable wrist rest supports hand and wrist for ergonomic comfort
- Reliable wired USB connection
- Wired 180cm USB cable provides reliability and avoids need for batteries
- Detachable wrist rest cradles hand in comfort
- PC and Mac® compatible
- Mac® running OS X or later with an available USB Port.** Internet connections or CD ROM drives to install the software.** Compatible with Windows®7, Windows® XP, Windows Vi
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