sox 12.17.9-1 (amd64 binary) in ubuntu dapper

A universal sound sample translator
 SOX (SOund eXchange) is a generic utility for translating
 sound files from one format to another, possibly performing
 a sound effect at the same time. Sox is able to handle formats
 like .ogg (vorbis), mp3, wav, aiff, voc, snd, au, gsm and several
 more.
 .
 Homepage: http://sox.sourceforge.net