The Logitech MK320 Wireless Desktop includes a wireless full-size keyboard and mouse and is compatible with Windows-based PC. They offer a wireless connectivity range of up to 30 feet and the small USB receiver plugs into the USB port on your computer. The MK320 wireless desktop setup is hot pluggable, so you can plug it in and start using it right away without installing any software. The keyboard features hot keys that take you directly to commonly used applications like e-mail and your media player. The keyboard and mouse come pre-installed with batteries that offer a generous estimated life, depending on usage. This package offers a comprehensive solution that allows for a comfortable and productive everyday computing experience. FEATURES: Advanced 2.4 GHz Wireless - You'll get a powerful, reliable connection with up to a 30 foot (10 meter) range, even in the most crowded wireless environments, plus 128-bit AES encryption for the keyboard. Sculpted Mouse with Snap-On Receiver - Use your mouse at home, or when you want to move around with your notebook. Just snap the USB receiver on the mouse and you're all set to go.  Application Hot Keys - Control videos or music and launch applications like your calculator, e-mail program, and media player with instant-access hot keys.  Plug-and-Play - Setup of your new MK320 wireless mouse and keyboard is easy. Just plug in the USB mini-receiver and start using your desktop right away without installing any software. Each item comes pre-installed with batteries).  Full-Size Keyboard - The full-size keyboard with low profile keys and integrated number pad helps you type and work comfortably without feeling cramped.  Long Battery Life - Enjoy the benefits of this mouse a