From: No Spam on
Pazera Free Audio Extractor is an absolutely free application that
extracts audio tracks from video files without loss of sound quality or
convert them to MP3, AAC, AC3, WMA, FLAC, OGG or WAV format. The
application supports all major video formats (AVI, FLV, MP4, MPG, MOV,
RM, 3GP, WMV, VOB and other), moreover, allows the conversion of music
files, so it can be used as a universal audio converter. The program has
a number of predefined settings (profiles) specially designed for novice
users. While more advanced users can customize audio encoding parameters
for its own needs.

The most important features:

* Video conversion
: AVI, DivX, XviD, MPEG, MPG, WMV, ASF, MOV, QT, FLV, SWF, MP4,
M4V, 3GP, 3G2, RM, RMVB, MKV, VOB, VCD DAT, OGM, AMV to MP3, AAC, AC3,
WMA, FLAC, OGG Vorbis, OGG FLAC or WAV.

* Audio conversion: WAV, MP3, AC3, AAC, M4A, MPC, MPA, MP2, WMA,
FLAC, SHN, APE, OGG, WV, AMR to MP3, AAC, AC3, WMA, FLAC, OGG Vorbis,OGG
FLAC or WAV.

* Many predefined profiles. The users can create custom profiles.

* Don't need any installation. Just extract ZIP archive and click
AudioExtractor.exe file.

* Portability. This program doesn't use system registry and can be
run from portable devices. All settings are written to INI file.

* Supported languages: english, polish.
* 100% freeware! - for private and commercial use. There are no
limitations, watermarks, adware, spyware etc.

http://www.pazera-software.com/products/audio-extractor/