Bàn phím không dây Logitech K400
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![]() 10-meter (33 feet) wireless range*You can turn up the volume of a YouTube™ video, pause your vacation slideshow or tweet about the movie you just downloaded—all without getting up from the couch. ![]() Large 3.5-inch, built-in touchpadA large 3.5-inch, built-in touchpad makes vertical scrolling intuitive. And multi-touch navigation makes it easier than ever to point and scroll your way through the Web. ![]() Plug-and-play simplicitySetup couldn’t be easier—you simply plug the tiny wireless receiver into a USB port and enjoy. Even the hot keys work right out of the box without software. Logitech Unifying receiverThe tiny receiver stays in your laptop. Plus, you can easily add a compatible wireless mouse, keyboard or number pad—without the hassle of multiple USB receivers. Comfortable, quiet typingWhether you’re surfing the Web or e-mailing a friend, typing is just plain easy with sleek, low-profile keys that feel good and barely make a sound. Typing can be tiring. Find out how Logitech helps you get comfortable. Learn more. 12-month battery lifeYou can go a full year doing the things you love without battery hassles.** An on/off switch helps you save power when you’re not using the keyboard. Advanced 2.4 GHz wirelessSo you can work or play in more places—like your comfy couch—the long-range wireless connection virtually eliminates delays, dropouts and interference. ![]() 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. ![]() Easy-to-read keysThe bold, bright white characters make the keys easier to read in your living room. ![]() Sleek and compact designIt saves space without compromising on comfort—and looks good, too, thanks to the clean lines and a touch of color and pattern on the touchpad. ![]() Media hot keysMute, volume up, volume down and a Home button help you do the things you do most—instantly. ![]() Vertical storageThe keyboard stands vertically for easy storage when living room space is limited.
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