File type / audio
.mp2
Digital audio clip for podcasts, product sounds, or notifications.
Best for: Voiceovers, support call recordings, sonic logos, or UI alert sounds.
Type family
audio
Subtype
mpeg
Default handling
Inline-capable
Handling verdict
Modern browsers can usually display this media type without downloading it first.
Use a format-aware application rather than a plain-text editor.
The format is normally compressed internally, so another compression pass rarely pays off.
Listen before publishing to ensure clarity and accurate metadata tags.
HTTP response headers
Content-Type: audio/mpeg
Content-Disposition: inline; filename="example.mp2"
X-Content-Type-Options: nosniffThe MIME type describes the payload, Content-Disposition controls whether the browser previews or saves it, and nosniff prevents the browser from silently substituting a guessed type.
HTML file input
accept=".mp2,.mpga,.mp2a,.m2a,.m3a,audio/mpeg"Use this value on <input type="file"> to steer the picker toward .mp2, its known aliases, and files reporting audio/mpeg. It improves selection, but it is not validation—check the bytes again after upload.
Registry ledger
declared valuesMIME type
audio/mpeg
Registry source
iana
Character set
Not declared
Compressible
No
Known aliases
.mpga, .mp2a, .m2a, .m3a
Same MIME type
No sibling record
How to work with .mp2
operational notesOpen it with the format-aware tool first
Start with Audacity, Logic Pro, Any media player. Stream audio using the correct MIME type so browsers leverage native players. If the file came from someone else, keep the original untouched and work on a copy so a failed conversion cannot destroy the only source.
Safety note
Listen before publishing to ensure clarity and accurate metadata tags.