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

System requirements
Windows operating systems supported	Y
Mac operating systems supported	Y
Other operating systems supported	ChromeOS
Packaging data
Quantity	1
Ergonomics
Cable length	1.8 m
Other features
Compatibility	Surface Pro 5, Surface Laptop SE, Surface Pro 6, Surface Pro 7, Surface Pro 7+, Surface Laptop Go 2, Surface Pro 4, Surface Laptop Go
Compatible operating systems	macOS 10.9; Windows 8.1; macOS 10.10 or above; Windows 10; Chrome OS 44 or above; Windows 7; macOS 10.8; macOS Sierra 10.12; macOS 10.13 or above; macOS X 10.11; Windows 11; Windows 8
Connectivity technology	Wired
Design
Form factor	Ambidextrous
Product colour	Black
Mouse
Purpose	Office
Device interface	USB Type-A
Movement detection technology	Trackball
Scroll type	Ring
Buttons quantity	4
Buttons type	Pressed buttons
Movement resolution	400 DPI
Sensor type	Optical
Trackball diameter	5.5 cm
Logistics data
Harmonized System (HS) code	84716070