Features
Simply twist the multi-function ball for fast and precise click free scrolling
Twist the trackball to control music playback and magnification with Music and Zoom trackball modes
Four customizable buttons with Kensington TrackballWorks™ software
Optical technology delivers superior precision
Wired 150cm USB cable provides reliability and avoids need for batteries
With its low-profile shape, you'll be able to use it comfortably for hours on end
Ambidextrous design for left or right-handed users
Luxurious Ruby red trackball and metallic silver finish
PC and Mac® compatible
Black Color