Kensington 64325 Trackball Expert Mouse, ScrollRing, Black The ultimate trackball.This seventh generation Expert Mouse features precise DiamondEye optical tracking, a large ball for maximum control, an innovative Scroll Ring and a detachable rest to cradle the user's wrist in comfort.USB and PS/2 compatible. Windows 98 and later, Mac OS X and later. - Mice & Keyboards

Kensington 64327 Orbit Optical Trackball, Black & Silver The hand-hugging design provides the comfort and support of a mouse with the ease of use of a fingertip- controlled optical trackball. Compared to a conventional mouse, the stationary Orbit Optical Trackball requires less arm movement and saves desk space. The precise tracking mechanism is resistant to dust, reduce the need for regular trackball cleaning. Includes 6' cord. - Mice & Keyboards

The best trackball ever made has just gotten better. Designed for PCs and Macs the new Kensington 64325 employs Kensington's DiamondEye 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 Kensington 64325 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.Hand Orientation: Both HandsOperating System Supported: Windows 98 or later with an available USB or PS2 port. Mac running OS X or later with an available USB PortSystem Requirement: 1 PS/2 Port or... Less

KENSINGTON optical expert trackball mouse 7.0 w/scroll ring (black) (64325) (New-Retail) Description: 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, Kensington has a brand new implementation of its 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! Large ball for maximum precision and control Detachable wrist rest cradles hand in comfort Product Description - Kensington Expert Mouse trackball Device Type - Trackball Connectivity Technology - Wired - PS/2, USB Movement Detection Technology - Optical Product... Less

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 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. 4 Trackballs to choose from! Kensington Expert Mouse 7.0 Optical Trackball Kensington K72337US Orbit Trackball with Scroll Ring for PC or Mac Kensington Orbit Optical Trackball - Silver/Black Kensington SlimBlade Trackball Download Trackball Customization... Less

Operating System Supported: Windows 98 or later OS X or laterFeatures: DiamondEye Optical tracking for superior accuracy Award-winning Scroll Ring for precise fingertip scrolling Exceptional comfort for ultimate productivity Large ball for maximum precision and control Detachable wrist rest cradles hand in comfortParts: 2 years limitedLabor: 2 years limited

Kensington 64325 Trackball Expert Mouse, ScrollRing, Black/Silver Includes MouseWorks software. This premium trackball mouse employs Diamond Eye optical technology for smooth, precise cursor movement. Its large ball gives you maximum precision and control while tracking. The comfortable, ergonomic design includes a detachable wrist rest that cradles hand in comfort. Award-winning Scroll Ring allows precise fingertip scrolling. Designed to maximize your productivity. Connector/Port/In terface: PS

The Kensington Wireless Orbit Mouse offers a precise, compact and versatile trackball experience with a centered-ball design. With no wires to tie you down, the 2.4 GHz wireless with storable nano receiver works wherever you do - at your home or office. And the unique touch scrolling lets you glide effortlessly through web pages and documents. The Kensington Orbit Wireless Trackball works with Trackball Works software for customized experience.

Black/Silver Kensington Orbit Optical Trackball Mouse, USB, w/ PS2 Adapter & DiamondEye Optical Technology, P/N: 64327 Control your cursor with a simple touch of the finger! The highly accurate Orbit Optical is as easy to use as a regular mouse, but it stays in one place saving you valuable desk space. The precise optical tracking mechanism is also resistant to dust, reducing the need for regular trackball cleaning. Features: for precise tracking and cursor control. The comfort of a mouse and the fingertip control of a trackball. Uses less arm movement and desk space than a conventional mouse. USB and PS/2 connectivity for greater compatibility. Kensington's unmatched satisfaction guarantee - five-year warranty, toll-free technical support, and 90-day no-risk trial. Specifications:... Less