WindowsWhat is the AA3 file format?
<p style="text-align: justify;">The .AA3 file extension is basically an ATRAC Audio File format. This file format is mainly a compressed audio format type that makes use of the Sony's Adaptive Transform Acoustic Coding (ATRAC) compression algorithm. The Sony audio devices mainly support this file type.<br /><br />The .AA3 file format does not comprise of any DRM (digital rights management) or copy protection. If you want to make use of the .AA3 file format to a Sony audio device, then you need to change the .AA3 extension to .OMG file format.</p>
Format details
in a nutshellPrograms that open AA3 files
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