Logitech MK220 Wireless Keyboard + Mouse Kit, Black Space saver This small smart keyboard has all the standard keys, so you can save a lot of space without losing anything. Free to move Reliable wireless connection lets you work or play up to 10 meters away, without delays or dropouts. Good durability You can use the products for months without battery problems - 24 months for the keyboard and 5 months for the mouse. Much smaller design, the same keys The 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. Advanced 2.4 Ghz wireless So you can work or play in more places - like your cozy couch - the wireless connection virtually eliminates delays, dropouts and interference and gives you a range of up to 10 meters. Plug-And-Play Simplicity Setup couldn't be easier - simply plug the wireless receiver into a USB port on your computer and start tweeting, blogging, etc. without any software installation. Whisper-Quiet Keys The keys barely make a sound, so you can hear the music you're listening to - instead of the sound of typing.