Product Description Get more done and have more fun with the maximum performance Logitech Elite Keyboard. Enhanced function key commands and a sleek optimized design bring new efficiency to everything you do for work, play and communication. Features include comfortable, ultra-flat, optimized, zero-degree-tilt design; Mac and Windows compatibility; instant access e-mail, instant messenger, files, pictures, music, and the Web; easier navigation between documents, Web sites, and applications; easy installation; software CD, quick start card; and a versatile connection cable works with USB port or standard keyboard PS/2 port. Amazon.com The Logitech Elite keyboard provides expert controls to optimize what you do, when you want to do it. The enhanced function key commands bring new efficiency to the things you do all of the time, allowing you to instantly access your e-mail, instant messenger program, favorite files, pictures, music, and Web sites. Plus, you can quickly navigate around the Web and your applications, media files, and documents, and installation and setup are easy. In addition, the stylish Zero Degree Tilt flat-angle design feels good on your hands as you type. Simplify your life and go Elite.