At just over a foot long and less than an inch thick the Microsoft Arc Keyboard is the perfect companion while you’re playing your Xbox 360 chatting online at the kitchen table or working at your office desk. Compact and portable the wireless keyboard can easily be stowed in a coffee-table drawer when not in use. Or leave it out for everyone to see—it has a clean modern design that you’ll be proud to display. Key Features: Clean lines and eye catching shape - Show off an eye-catching shape that looks as much a piece of art as a high-tech tool. Lightweight and Compact - Use the keyboard anywhere taking advantage of the comfortable and portable design. Stowable Nano Transceiver - Leave the transceiver plugged into your PC or stow it underneath the keyboard when you want to pack it for travel. 2.4-GHz Wireless - Freely roam around the room with a reliable wireless connection of up to 30 feet. System Requirements: Windows-based computer | Macintosh-based computer Computer/Operating System - Requires a PC that meets the requirements for and has installed one of these operating systems: Windows 7 Windows Vista Windows XP. Other - USB only 2 x AAA and 2 x AA alkaline batteries (included)