Navigate with High Definition optical accuracy and wireless freedom. Work in comfort with this ergonomically designed mouse—with no software, it's easy to use and set up. Proprietary High Definition Optical Technology puts ultimate performance in the palm of your hand. Microsoft's award-winning line of High Definition mice uses technology that is two generations ahead of standard optical and laser mice. These mice are equipped with the exclusive Microsoft Intelligent Tracking System for smoother tracking, 1,000 dots per inch for more responsiveness and 6,000 frames per second for better precision.

Comfortable in Either Hand
Use your mouse with your left or right hand-ambidextrous design makes it comfortable either way.

Customizable Buttons
Get quick access to the media, programs, and files you use most often with customizable buttons.

Wireless Freedom
Wireless freedom allows you to click up to 6 feet away from the receiver, even if it is out of sight. Eliminating wires on the desk also means less clutter and a more organized space.

Scroll Wheel
Scroll wheel lets you smoothly move vertically with more control and ease when navigating long Web pages or spreadsheets.

Customizable Buttons
Three customizable buttons can be easily personalized and changed to perform popular commands with a single touch.