A-szcxtop & trade;18M Remote Controller with USB Received Interface Effortlessly control all kinds of digital entertainment Launch digital media, surf the Web, watch movies, and send instant messages from up to 30 feet away with this wireless keyboard, mouse Enjoy all of your digital media clutter-free with this keyboard with integrated mouse and remote control Backlit media keys, turn the lights down low without having to squint and peck to control your media center Computer System Requirements: Windows 2000, XP, Vista, Windows 7