.B4S File Extension
Winamp Playlist File
3.6 | 5 Votes
What is a B4S file?
Music playlist file used by older versions of the Winamp media player; saved in an XML format and stores a list of multimedia files and associated metadata; used for saving song lists and favorite mixes.
The B4S format has been replaced by the much more common .M3U format.
Programs that open or reference B4S files