Requirements: Android 1.6+
Overview: PocketAudio lets you use your Android device as a wireless soundcard of your computer. PocketAudio automatically forwards audio captured or played on your computer to your Android device. You can use PocketAudio as a wireless headphones or wireless microphone for your computer.
PocketAudio (Headphones) can be used to play sound from any Windows or Mac applications. Simply select PocketAudio as your computer's audio output device, and you can now use Android device to listen to any sound played on the computer