66 74 79 70 4D 34 41 20
Apple Lossless Audio Codec file
Apple Lossless Audio Codec file. File extension(s): M4A. Kessler type: Multimedia. Signature begins at byte offset 4.
Similar magic numbers
| value | name | category |
|---|---|---|
| 66 74 79 70 4D 34 56 20 | ISO Media-MPEG v4-iTunes AVC-LC | file-signature |
| 00 00 00 20 66 74 79 70 4D 34 41 | Apple audio and video | file-signature |
| 66 74 79 70 4D 53 4E 56 | MPEG-4 video file | file-signature |
| 66 74 79 70 71 74 20 20 | QuickTime movie | file-signature |
| 66 74 79 70 33 67 70 35 | MPEG-4 video file | file-signature |