M4A some kind of file extension is primarily with the 'mobile MPEG - 4 layer audio.
files available in a format M4A in fact, the layer of audio (non-video) 4 movies MPEG.Bars, is M4A, to become the new standard for compressed audio files.This template is also Apple Lossless, etc., Apple Lossless encoder, or ale known.This codec New designed to offer support in storage space, lossless is less.