iWellsoft Video to AMR MP3 AAC AC3 Converter  

强大的媒体转换工具，几乎能转换所有的视频和音频文件包括DivX, XviD, AVI, WMV/ASF, MPG, MPEG (MPEG-1, MPEG-2), MP4, FLV, SWF, RM, M4V, MOV/QT (QuickTime), SVCD, VCD, VOB, AAC, AC3, M4A, MP2, OGG, TTA, WAV, WMA 到mp3, amr, aac, ac3, m4a, ogg, wav。