1)   AUAU All Media to MP3 AMR M4A Converter 1.0
It owns all the functions of AUAU series and can convert all media such as AVI, WMV, MPEG, MP4, ASF, VOB, 3GP, MP3, AAC, AC3, AMR, M4A, OGG to MP3, AAC, AC3, AMR, M4A, OGG audio formats, and also supports converting between all popular video files.