cool mp3 converter is a powerful all-in-one tool for converting files in batches from wav files into mp3 or microsoft media audio (wma) format and back. it converts mp3 or wma files into wav format for burning onto cd and converts wav files into mp3 or wma format for listening to your favorite music in smaller size and compatible with most mp3 player. the tool also has a built-in audio player that can playback either single file or all the files in a list in batches. it also makes a distinction between playing the source file and the converted version so that you could appreciate the difference in quality before you convert the whole collection. there's also an id3 tag editor and some more minor but useful features. software features: 1.fast encode and decode mp3 files with high quality 2.converts .mp3,.mp2,.mp1 into cd quality format wav files ready to burn. 3.converts .wav into .mp3 4.converts music play lists (.m3u, .pls) to wav 5.convert audio files in batches 6.easy to add audio files to convert - just one right click of mouse!! 7.play audio files in batches 8.display & edit mpeg file id3 tags 9.well-designed, easy-to-use interface