Easy2u Audio Converter is designed for extracting audios from videos and converting audios between popular formats, such as WMV, MP4, WAV, WMA, OGG, AAC, MP3, M4A, MP2, etc. With Audio Converter, you can convert audio between MP3, WMA, WAV, AAC and OGG as well as video files including AVI, MPEG, MP4, WMV, ASF, etc to popular audio files, e.g. convert MP4 to MP3.