AMR to MP3 Converter enables you convert AMR (mobile recoding AMR files) to MP3 Audio. Support most popular audio formats MP3 (MPEG-1 Audio Layer 3 or MPEG-2 Audio Layer 3 or MPEG-1 or 2 Audio Layer III). Support AMR-NB to MP3 and AMR-WB to MP3. Simple settings, high speed, and friendly interface. It is very easy to use without any special setting, only a few clicks complete the task of convert audio; It can detect your hardware configuration and decide an optimized convert scheme automatically; Provide greater than 300% converting speed by multithreading, so fast beyond your imagination.