Features:The combo that puts entertainment and portability at your fingertips—thanks to 11 hot keys and a go-anywhere mouse.Multimedia hot keysSkip a song. Pause a video. Turn up the volume. You get 11 multimedia hot keys for instant access to play, pause, previous, next, volume and mute.Sleek, comfortable designThe keyboard’s sleek design and low-profile, whisper-quiet keys make for a more comfortable typing experience than laptop and netbook keyboards.Portable wireless mouseYou can take the sleek mouse anywhere you take your computer. Plus, the included storage compartment makes it easy to store the nano-receiver.Extended battery lifeA 24-month keyboard and 12-month mouse battery life mean you can go for months without the hassle of changing batteries.*Advanced 2.4 GHz wirelessSo you can work or play in more places—like your comfy couch—the long-range wireless connection virtually eliminates delays, dropouts and interference and gives you a range of up to 10 meters**Plug-and-play simplicitySetup couldn’t be easier—you simply plug the wireless receiver into a USB port on your computer and you’ll be exploring MSN, shopping on Amazon and searching Google right away without software.10 re-programmable keysYou’re in charge with 4 re-programmable F-keys and 6 re-programmable hot keys that you can easily customize to open your favorite applications, folders or web pages.Logitech Unifying receiverThe tiny receiver stays in your laptop. Plus, you can easily add a compatible wireless mouse, keyboard or number pad—without the hassle of multiple USB receivers.System RequirementsWindows® XP, Windows Vista® or Windows® 7, Windows® 8USB portPart NumberPN 920-004491/920-004489Warranty Information3-year limited hardware warrantyPackage ContentsKeyboardMouseUSB receiver2 AAA (keyboard) batteries and 1AA (mouse) battery (pre-installed)User documentation