Jukebox for SD CARD (com.inturi.net.android.jukebox4sdcard) on Google Play
Jukebox (Music player) for SD CARD audio files.Create play list for the audio files in SD CARD.Select one or more songs to play in background.Songs still play even after closing the Jukebox application.To stop playing songs, select "Stop JukeBox" button in JukeBox window.