.mp3 MP3 audio
Audio
| MIME type | audio/mpeg |
|---|---|
| Description | MP3 audio |
| Category | Audio |
| Signature (magic bytes) | 49 44 33 (ID3) |
| Other extensions | .mpga |
Frequently asked questions
What is a .mp3 file?
A .mp3 file is a “MP3 audio” (MIME type audio/mpeg).
How do I open a .mp3 file?
With a media player such as VLC, which plays almost every audio format; on Windows also Media Player, on macOS Music or QuickTime. To edit it, use Audacity for example.
How can you tell a genuine .mp3 file?
By the bytes at the start of the file, the signature (magic bytes): 49 44 33 (ID3). On Linux and macOS, file --mime-type example.mp3 checks the real type regardless of the extension.
Which MIME type belongs to .mp3?
The MIME type is audio/mpeg. In the Apache web server: AddType audio/mpeg .mp3; in nginx: types { audio/mpeg mp3; }.