The compact keyboard is about 36 percent smaller than our standard keyboards but still has all the standard keys Advanced 2.4 GHz wireless lets you work or play anywhere. The wireless connection virtually eliminates delays, dropouts and interference and gives you range of up to 10 meters 128-bit AES encryption helps protect your information by encrypting data transfer between the keyboard and receiver with one of the highest levels of data encryption available 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 The keys barely make a sound, so you can hear the song you're listening to and not what you're typing With the extended battery life and auto-sleep, you can write Facebook updates, emails and Yelp reviews for years without the hassle of changing batteries The battery door on top of the keyboard doubles as a fun design element with light gray, pink and blue options you can swap in to suit your mood or decor The 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 3 year limited hardware warranty Manufacturer Detail: Logitech Asia Pacific Ltd, Units 1003, Tower 1, Cheung Sha Wan Plaza, 833 Cheung Sha Wan Road, Kowloon, Hong Kong. Packer Detail: Logitech Asia Pacific Ltd, Units 1003, Tower 1, Cheung Sha Wan Plaza, 833 Cheung Sha Wan Road, Kowloon, Hong Kong. Importer Details: Savex technologies pvt ltd. S1 Gala No. 1-2 & 101-102, prerana industrial complex anjur phate - mankoli road, village Val, Bhiwandi, Dist - Thane, Maharastra - 421302