Active WMA Studio is the audio conversion utility which supports all known audio formats.

Active WMA Studio is audio files encoder/decoder with explorer-like interface, allowing you to convert:
<ul><li>
WMA to MP3 <li>
WMA to OGG Vorbis <li>
WMA to WAV PCM <li>
WMA to WMA (resampling) <li>
MP3 to WMA 8 <li>
MP3 to WAV PCM <li>
OGG Vorbis to WMA 8 <li>
OGG Vorbis to WAV PCM <li>
WAV to WMA 8 (Windows Media Audio 8) <li>
CD to WMA 8 </ul>

with ID3 Tag v2 support.