是一款音频文件提取软件。能够从AVI文件中提取声音,然后存成下列格式:WAV PCM,MP3 (MPEG Layer-3),WMA (Windows Media Audio),CDA,ALF2,ADPCM,GSM,DSP,A-LAW,U-LAW,VOX (Dialogic ADPCM),RAW (PCM,A-LAW,U-LAW)及Ogg Vorbis。