Logitech MK220 Wireless Keyboard and Mouse Combo (Black) Product Description Sleek and Compact The Logitech MK220 Wireless keyboard and mouse combo is what you need if you want a break from the clutter of wires you find on your desk every day. Apart from reducing the mess on your table, the Logitech MK220 black is great for saving up on some space as the keyboard in the combo is about 36 percent smaller than standard keyboards. Despite the small size, all the essential keys are present on the keyboard and they are even adequately-sized to facilitate quick and accurate typing while barely making a sound. The minimalist and sleek design of the wireless keyboard and mouse combo make sure they appear eye-pleasing on your desk while you do the work done efficiently.Wireless Yet Powerful Thanks to the wireless connectivity clocked in at 2.4GHz, you can expect the Logitech Wireless keyboard and mouse combo to deliver a reliable connection even from a distance of about 10 metres from the CPU. You will be glad to know that your data is encrypted using 128-bit AES encryption, one of the best and most reliable security standards to protect your private information. The wireless keyboard mouse combo are plug and play devices. So just plug the accompanying receiver into the USB port of the system and you will be good to go. As the battery lives of the Logitech wireless keyboard and mouse are 24 months and 5 months respectively, you don't have to bother about changing batteries soon. Brand: Logitech Colour: Black System Requirements: Windows XP, Vista, 7 or 8 operating systems Connectivity Requirements: USB port Connectivity Type: 2.4GHz Radio Frequency Average Battery life: 24 months (keyboard), 5 months (mouse)  From the Manufacturer  The compact keyboard-and-mouse combo with all the right keysSuper space saverThis clever little keyboard has all the standard keys—so you can save lots of space without missing a thing. Free to roamThe reliable wireless connection lets you work or play up to 10 meters (33 feet) away with virtually no delays or dropouts. Good lifeYou can go for months without battery hassles—24 months for the keyboard and 5 months for the mouse. Much smaller design, same keysThe compact keyboard is about 36% smaller than standard keyboards but still has all the standard keys—so doing the things you love is as easy as ever.     Whisper-quiet keysThe keys barely make a sound, so you can hear the song you’re listening to—instead of the sound of typing.   Advanced 2.4 GHz wirelessSo you can work or play in more places—like your comfy couch—the wireless connection virtually eliminates delays, dropouts and interference and gives you a range of up to 10 meters (33 feet).   128-bit AES encryptionIt helps protect your information by encrypting data transfer between the keyboard and receiver with one of the highest levels of data encryption available.   Fewer battery hasslesA 24-month keyboard and 5-month mouse battery life mean you can go for months without the hassle of changing batteries.   Sleek, minimalist designThe keyboard’s minimalist design not only blends in with your décor—it serves a purpose. No extra space between the keys makes it compact as well as sleek.   Plug-and-play simplicitySetup couldn’t be easier—you simply plug the wireless receiver into a USB port on your computer and start tweeting, blogging and IMing right away without software.