Description from the publisher
AMR MP3 Converter converts AMR to MP3 and MP3 to AMR. The software also supports AWB, WAV, MP4, M4V, M4A, M4B, AAC, WMA, WMV, ASF, OGG, CDA, FLAC, WV, AC3, AIFF, APE, MPC, ADX, SPX, TTA, AU, SND, MOD, and MO3 file formats. It converts files to MP3, WAV, OGG, AMR, AWB, AAC, MP4, M4A, and M4B files. You can change encoding parameters of target files such as sample frequency, bit rate, and channels. The software also supports batch conversion.