The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
App bring safety while use device in car.Just tap the playlist to shuffle the songs, tap again to shuffle more.tap date/time to start or stop.Able to use with your in-car receiver remote to change the song.