M3U

M3U files are a type of playlist where the location of each item on the playlist is placed on a new line.

Lines starting with a # are comments.

For example,

# This is a comment
/music/opeth/white cluster.mp3
/music/moonlapse vertigo.mp3
http://ccmixter.org/a/song.mp3
/video/mononoke.avi

The following might be list of web based radio stations. VLC affords the switching between these web-radio stations by selecting next or previous track.

http://111.22.333.44:8024
http://55.666.7.888:8024
http://9.11.222.444:8024

The MIME-type of M#U-files is audio/x-mpegurl

More information about the M3U format.