http://www.play.com/PC/PCs/4-/327256...e/Product.html

Discover the wireless optical desktop with value built in! Microsoft Wireless Optical Desktop 1000 offers a complete desktop solution - wireless keyboard, mouse, and receiver. You get the features that make life easier, like wireless freedom, precision optical performance, and one-touch Hot Keys. All that, plus the reliability you expect from Microsoft, makes Wireless Optical Desktop 1000 one very good deal.