Brighten your workspace. Enjoy the ease of optical technology combined with fun design—a wider, clear scroll wheel and the signature optical glow let you roll and scroll in style.

Simply roll the wheel to move around in documents and Web pages—no more clicking the on-screen scroll bar.

Work in style and comfort. Designed by Microsoft ergonomics experts, the arched shape provides support for your hand in a natural, comfortable position.

Work in comfort, whether you mouse with your left or right hand. Ambidextrous design makes it comfortable either way.

The fastest, most accurate mouse on the market delivering optical technology. Superior tracking speed translates into precise cursor movement and accuracy.

Take advantage of total flexibility with two connection options. You can connect to either a round PS/2 port or a rectangular Universal Serial Bus (USB) port for plug-and-play convenience.

The rectangular Universal Serial Bus (USB) plug connects to a Windows- or Macintosh-based computer. The included IntelliType Pro keyboard software comes in a Windows or Mac OS version (Mac OS 10.1 to 10.1.3)....