SendStation H2O Audio PDLO-MiU5 PocketDock Line Out Mini USB Adapter for iPhone, iPod and iPad - Black Allows you to easily connect to your home or car stereo equipment with crystal clear, pristine audio quality Better sound than headphone jack Experience a whole new level of your iPhone/iPod games with powerful sound from big, bold speakers Line Out consumes slightly less power, resulting in longer iPod/iPhone battery life Better sound than your headphone jack has to offer, It is called Line Out Better sound than your headphone jack has to offer? It is called Line Out Get an iPhone app like Pandora, ooTunes or Sirius XM and listen to Internet or Satellite radio streams on the road Side effect: Line Out consumes slightly less power, resulting in longer iPod/iPhone battery life The PocketDock Line Out Mini USB allows you to easily connect to your home or car stereo or DJ0; The possibilities go far beyond just music from the iPod: Get an iPhone app like Pandora, ooTunes or Sirius XM and listen to Internet or Satellite radio streams on the road Equipment with crystal clear, pristine audio quality.