Dress up your workspace and enhance your productivity with Logitech's Premium Desktop Optical. In one affordable, easy-to-install package, you'll get a stylish corded keyboard and cordless mouse... each with a bunch of cool features like an optical mouse sensor and extra keyboard buttons to help you work better. Style, comfort, and affordability... all in one. Logitech's Premium Desktop Optical combines a cordless optical mouse and a corded keyboard that includes built-in radio-frequency receiver. Just plug it in and start typing and clicking right away. The sophisticated and comfortable keyboard gives you a series of buttons providing one-touch access to favorite tasks and applications, like Windows Explorer or a Web browser. It also features a detachable palm rest. In the mouse, you'll enjoy cordless freedom within a six-foot radius of your keyboard and no line of sight requirements. Plus the mouse features an advanced sensor that tracks your movement optically... no mouse ball to clean, ever! When you add it all up, the Premium Desktop Optical creates harmony with all-around simplicity, beauty, and affordability.