Kensington Expert Mouse Wired Optical Trackball

The Expert Mouse Wired Trackball is the ultimate productivity enhancer that makes working at the desk quicker, more accurate and extremely comfortable for your hand and wrist. Featuring DiamondEye technology, the trackball uses optical tracking to precisely follow small flecks embedded in the large 55mm ball to provide smooth, accurate cursor control. The four buttons are customizable using our highly intuitive TrackballWorks™ software, while our award-winning Scroll Ring lets you quickly scan up and down web pages and large documents. Add it all up and you get exceptional comfort and ease-of-use that has set the industry standard for more than 20 years.

TrackballWorks™ lets you customize all 4 buttons, set cursor speed
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
Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.
Optimised for your Windows 11 trackball needs.
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,

Mouse
Buttons type	Pressed buttons
Purpose	Office
Movement resolution	400 DPI
Scroll type	Ring
Movement detection technology	Trackball
Buttons quantity	4
Device interface	USB Type-A
Sensor type	Optical
Trackball diameter	5.5 cm
Input device
Buttons type	Pressed buttons
Purpose	Office
Movement resolution	400 DPI
Scroll type	Ring
Movement detection technology	Trackball
Buttons quantity	4
Device interface	USB Type-A
Sensor type	Optical
Ports & interfaces
Cable length	1.8 m
Design
Product colour	Black
Form factor	Ambidextrous
Technical details
Weight	340 g
Product colour	Black
Form factor	Ambidextrous
Connectivity technology	Wired
Harmonized System (HS) code	84716070
Ergonomics
Cable length	1.8 m
Software
Windows operating systems supported	Yes
Mac operating systems supported	Yes
System requirements
Windows operating systems supported	Yes
Mac operating systems supported	Yes
Other operating systems supported	ChromeOS
Weight & dimensions
Weight	340 g
Width	150 mm
Depth	90 mm
Height	180 mm
Packaging data
Package width	150 mm
Package depth	90 mm
Package height	180 mm
Quantity per pack	1 pc(s)
Logistics data
Quantity per pack	1 pc(s)
Harmonized System (HS) code	84716070
Other features
Weight	340 g
Compatibility	Surface Laptop SE, Surface Laptop Go, Surface Pro 5, Surface Laptop Go 2, Surface Pro 4, Surface Pro 6, Surface Pro 7, Surface Pro 7+
Connectivity technology	Wired
Compatible operating systems	macOS 10.9; Windows 8.1; macOS 10.10 or above; Windows 10; macOS 10.8; macOS Sierra 10.12; macOS 10.13 or above; macOS X 10.11; Windows 11; Windows 8; Chrome OS 44 or above; Windows 7