Feel like going old school on your PC or MAC? The Retro Adapter is the perfect tool! Now you can play your favorite PC games and retro emulators with the classic feel of your original or third-party NES controller. Who needs more than a D-pad and a couple buttons anyway? Cable length: Over 3 1/4 feet USB 1.1 and USB 2.0 compliant No driver needed, just "plug&play" No external power source required Compatible with Windows 98/Me/2000/XP/Vista/7 et Mac