Logitech MK220 Wireless Keyboard Mouse Combo Much smaller design, same keys 2.4 GHz 128-bit AES encryption Fewer battery hassles - 920-003235 Super space saver This clever little keyboard has all the standard keys”so you can save lots of space without missing a thing. Free to roam The reliable wireless connection lets you work or play up to 10 meters (33 feet) away with virtually no delays or dropouts.* Good life You can go for months without battery hassles”24 months for the keyboard and 5 months for the mouse Much smaller design, 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 128-bit AES encryption Fewer battery hassles Sleek, minimalist design The 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 simplicity Setup 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. Whisper-quiet keys The keys barely make a sound, so you can hear the song you™re listening to”instead of the sound of typing. SPECIFICATIONS System Requirements Windows Vista®, Windows® XP, Windows 7, Windows 8, Windows 10 USB port Warranty Information 3-year Limited hardware warranty Package Contents Keyboard (K220) Mouse (M150) USB receiver 2 AAA (keyboard) and 2 AA (mouse) batteries User documentation Part Number PN 920-003235