Logitech K270 USB wireless black keyboards optimize your computing set-up with wireless connectivity that works up to 30 feet away with no delays or dropouts. This full-size keyboard contains everything you need to enhance your productivity, including a full-sized keypad, but there are also eight shortcut keys that manage multimedia options for when you have videoconferencing or video training. A long battery life ensures your keyboard doesn't cut out at inopportune moments when you have a busy day typing reports or presentations. Compatible with Logitech Unifying receiver for up to six connected devices. Number pad, directional keys and eight media shortcut keys optimize your controls. Full-size keyboard for productivity. Three year limited hardware warranty. Wireless connectivity up to 30 feet for virtually anywhere in a room. Battery life of up 24 months for longevity. Logitech K270 USB wireless black keyboards let you customize your typing arrangement at the office. Steadfast Wireless Connection A wireless frequency of 2. 4 GHz creates a robust connection that is just as good as a corded connection. Work from up to 30 feet away, or around 10 meters, which lets you work from anywhere in the room. Keep your keyboard on a desktop, within a pull-out drawer or in your lap depending on your comfort level. This keyboard is compatible with Logitech's Unifying receiver that plugs into your computer with a fast USB connection. The receiver allows you to add up to six different Logitech wireless devices for even more customization. Full-Size Keyboard The slim, compact design works well in small environments, yet you get a full-size keyboard that has everything you need to stay efficient. A full-size number pad lets you type in digits quickly, while arrow keys offer fast scrolling through spreadsheets and office software. Nine function keys work with a wide range of programs. Eight activity shortcut keys let you browse the internet, manipulate video players, change the volume and jump to your email account instantly. What's in the Box Everything in the box lets you set up this keyboard quickly and effortlessly. The full-size keyboard comes with the Unifying receiver for plug-and-play versatility. Two AAA batteries go into your keyboard to maintain the wireless connection, while user documentation explains how to get the most out of your peripheral.