HI, I am not sure if this is what you are looking for but this site has answered a lot of questions for me when it comes to converting, downloading, editing anything music. and I have used this program before and it works really well, and its easy. I hope this helps, good luck!
http://www.mymusictools.com/audio_converters_4/4musics_wma_to_mp3_converter_17936.htm