The Specs

Quick Glance
Tracking Type Optical
Device Type Trackball
Interface Connection USB
Ergonomic Fit Symmetrical
Wireless Not Applicable
Warranty
Warranty Information 5 Year Limited
More Info
URL http://www.kensington.com
Connectivity
Interface Connection USB
Wireless Not Applicable
Mouse Attributes
Tracking Type Optical
Device Type Trackball
Ergonomic Fit Symmetrical
General Features Scroll Ring

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