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May 10, 2026 |
File extension at3
Name: Audio Files
Popularity: 8
Open With: Sony Sound Forge
What is this at3 file?
Audio file created with Sony's Adaptive Transform Acoustic Coding 3 (ATRAC3) compression algorithm; designed for storage and playback on portable media devices, including Sony CD and MP3 players, the PlayStation Portable (PSP), and Sony Ericsson mobile phones. AT3 files may also be seen as .AA3 files, or as .OMG files, which contain Digital Rights Management (DRM) protection.
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