Airfoil

With Airfoil, you can now send any audio right through your AirPort Express. Send audio from RealPlayer, Winamp, and other media players to the AirPort Express. Send audio from Rhapsody, Yahoo Music, and other music stores to the AirPort Express. Send audio from Pandora and other web-based audio to the AirPort Express. Send audio from almost any application to the AirPort Express