If you want to convert video to MP3 or WMA for your portable player such as iPod Nano, iPod Shuffle, Creative Zen, Zune, cell phone and so on, this software can extract audio tracks from your video to MP3, WMA, WAV, AC3, AAC, and M4A etc. supported by these players. After you load your video files, in the main interface, select MP3 or WMA as the output format, and then start conversion. If you want better music quality, you can select a higher audio bit rate and sample rate in the Settings panel.
After the conversion, drag the converted audio files to iTunes library, connect your iPod Nano or iPod shuffle to your computer, click iTunes "File -> Sync iPod", and click OK. If you don't have iTunes, you can download it for free from Apple"s official site:
http://www.apple.com/itunes
For PSP, just copy the files to the "Music" folder on your memory stick.
For Zune, just drag and drop the files to your Zune software, and click "start sync".