FF F1
MPEG-4 AAC audio
MPEG-4 AAC audio. File extension(s): AAC. Kessler type: Audio.
Similar magic numbers
| value | name | category |
|---|---|---|
| FF FF FF FF | DOS system driver | file-signature |
| FF FE | Windows Registry file / UTF-32-UCS-2 file | file-signature |
| FF F9 | MPEG-2 AAC audio | file-signature |
| FF | Windows executable | file-signature |
| FD FF FF FF 10 | Excel spreadsheet subheader | file-signature |