iHad WMA MP3 Converter for Mac is surely the one that you can trust to do mutual conversion between any two of the audio formats which popular nowadays (such as MP3, WMA, WAV, RA, M4A, AAC, AC3 etc.). It will offer you an excellent output quality. Key features: Convert almost popular audio formats on Mac Convert video with high quality and surprising speed Clip MP3, AAC, AC3, M4A audios Easy to use, support batch conversion Support Mac OS X 10.5 or above