From Cassiopeia Soft:
The Free FLV to MP3 Converter is a program designed to convert FLV videos to all most used audio formats. This program is a great way to convert video files from Flash formats into something useful.
You can change the basics such as settings, including output format, quality, and destination directory, as well as more advanced options like the codec, frequency rate, and the bit rate. With super fast conversion speed, you can convert YouTube FLV videos to various MP3 formats compatible with any multimedia devices. Free FLV Converter lets you fully experience YouTube videos at home or on the go. Convert your favorite online videos to MP3 easier than ever with this free software.