Acco Optical ExpertMouse Trackball

The best trackball ever made has just gotten better. Designed for PCs and Mac's, the new Expert Mouse® employs Kensington's Diamond Eye(TM) optical technology for smooth, precise cursor movement. Surrounding the ball, we have a brand new implementation of our award winning Scroll Ring(TM) that puts scrolling right at your fingertips. More comfortable than ever, the Expert Mouse® even comes with a soft new wrist rest-right in the box! You get all of these great new features along with the same, large ball, exceptional control, and ease-of-use that has set the industry standard for more than 15 years.

Feature	Detail
Technical details
System requirements
Minimum system requirements	USB/PS2
Compatible operating systems	Windows 98 Mac® OS
Weight & dimensions
Weight	1900g
Dimensions W x D x H	97.5 x 35.0 x 101.5mm
Colour
Colour of product	Black
Input device
Interface	USB
Buttons quantity	4
Connectivity technology	Wired
Movement detection technology	Trackball
Scroll wheel	N