KeySpan Digital Media Remote Control USB To Ir F/ Mac Multimedia Device Windows & Mac Compatible IR remote and reciever. Works up to 40 ft in distance. Controls your multimedia applications by sending them the same keystrokes that you do when you control the application from the keyboard Includes PowerPoint, iTunes, Windows Media Player, RealPlayer, WinAmp, Music Match, QuickTime player, DVD players and other popular applications Software can be customized by the user to support additional applications