Reliable wireless"wherever you use your keyboard" thanks to the Logitech Unifying receiver that pairs with up to six Unifying-compatible mice & keyboards.\n\n Logitech Unifying receiver\n The tiny wireless receiver stays in your laptop"there&153;s no need to unplug it when you move around"and connects your keyboard.\n\n 24-month battery life\n You&153;ll enjoy less hassle with a battery life of up to 24 months. Auto standby helps you save energy.\n\n Plug-&-play simplicity\n Setup takes seconds"you simply plug the wireless receiver into a USB (Universal Serial Bus) port on your computer & start using your keyboard right away without software.\n\n Eight hot keys\n The things you do most are right at your fingertips with eight hot keys for instant access to the Internet, e-mail, play/pause, volume & more.\n\n Full-size layout\n The sleek keyboard saves you space without sacrificing comfort thanks to the familiar, full-size layout"including number pad"and wide, curved space bar.\n\n Spill-resistant keyboard\n Liquid drains out of the keyboard, so you don&153;t have to worry about ruining your investment with accidental spills.\n\n Durable, UV-coated keys\n The special coating protects the keys from fading so you can see what you&153;re typing for years to come.\n\n Logitech reliability\n You get the high quality & reliability that&153;s made Logitech a global leader for keyboards at a price you can afford"plus a 3-year limited hardware warranty. Feature Feature Value Device interface RF Wireless Keyboard layout QWERTYKeyboard language English Keyboard form factor Standard Numeric keypad Y Connectivity technology Wireless Frequency band 2.4 GHz Product colour Black Protection features Spill resistant LED indicators Y Wireless range 10 m Plug & Play Y Power source type Battery Battery type AAANumber of batteries supported 2 Mouse included N Windows operating systems supported YUSB required Y Number of products included 2 pc (s) Wireless receiver interface USBReceiver type Unifying receiver Unifying receiver Y