HDC Free Convert M4A to MP3 AMR OGG AAC WAV is the most effective solution for free batch converting M4A to various popular audios including MP3, AMR, OGG, AAC, AC3, M4A, WAV with impressive fast speed and high good sound. So you can use the HDC Free Convert M4A to MP3 AMR OGG AAC WAV to perfectly play your favorite music on popular portable devices. The advanced coding modes are integrated to make the software more functional, much faster, much better, much easier... Features: Convert M4A to various popular audios as MP3, AMR, OGG, AAC, AC3, M4A, WAV with impressive fast speed and super audio quality. Load as many M4A files as you like, and convert them in batches with a single click. Intuitive interface, convert video easily for you. Fast conversion speed and best quality. Free e-mail technical support; provide the best service for you. More about audio converter: Absolutely clean to download, No spyware, No virus, No adware; Have the option to Auto to open the output folder when finished; Have the option to Auto to close computer when finished; Enjoy your audios On The Go; Easy to use but detailed functional interface;