Airfoil Speakers Touch turns your iOS device into an audio receiver. Send any audio from your Mac or PC to your iPhone, iPod Touch, or iPad, using Airfoil and Airfoil Speakers Touch. You'll be able to send audio from any audio app, like iTunes, Rdio, or Spotify, as well as web-based sources like Pandora and more. Hear your audio anywhere around the house!

Just connect your device to your local Wifi network, then open up Airfoil on your Mac or Windows machine, and start transmitting to your iPhone, iPod Touch, or iPad.

Requirements:
iOS 4.0 or later
Compatible with iPhone, iPad, and iPod touch