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All File Signatures & Extensions

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Page 49 of 105
.m2a

M2A

Safe

audio/mpeg

Primary Hex

FF F2
Offset 0
.m2p

M2P

Safe

N/A

Primary Hex

00 00 01 BA
Offset 0
.m2v

M2V

Safe

video/mpeg

Primary Hex

00 00 01 B3
Offset 0
.m3a

M3A

Safe

audio/mpeg

Primary Hex

FF F2
Offset 0
.m3u

M3U

Safe

audio/x-mpegurl

Primary Hex

23 45 58 54 4D 33 55 0D 0A
Offset 0
.m3u8

M3U8

Safe

application/vnd.apple.mpegurl

Primary Hex

23 45 58 54 4D 33 55
Offset 0
.m4

M4

Safe

text/plain

Primary Hex

54 68 69 73 20 69 73 20 54 65 58 2C
Offset 0
.m4a

Apple Lossless Audio Codec file

Safe

audio/mp4

Primary Hex

66 74 79 70 4D 34 41 20
Offset 4
.m4b

M4B

Safe

audio/mp4

Primary Hex

66 74 79 70 4D 34 41 20
Offset 4