Kensington Expert Mouse Wired Trackball USBLT3MW Allows you to access all

Allows you to access all of the networked data

It's a cost-effective alternative that delivers the superior performance of newer U

Enjoy mounted or desktop convenience

music and video

Add additional chassis cooling with a 70mm ball bearing fan

Kensington Expert Mouse Wired Trackball USBLT3MW Allows you to access allThe Ultimate 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 optical technology for smooth, precise cursor movement. Surrounding the ball, we have a brand new implementation of our award winning Scroll Ring 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