Adaptive Multi-Rate Audio

http://the-fr.org/id/file-format/809

Name: Adaptive Multi-Rate Audio

Version:

Description: The Adaptive Multi-Rate (AMR or AMR-NB or GSM-AMR) audio codec is an audio compression format optimized for speech coding. AMR speech codec consists of a multi-rate narrowband speech codec that encodes narrowband (200–3400 Hz) signals at variable bit rates ranging from 4.75 to 12.2 kbit/s with toll quality speech starting at 7.4 kbit/s.

Deprecated: false

MIMEType: audio/amr

PUID: fmt/356

sameAs : PRONOM: http://www.nationalarchives.gov.uk/PRONOM/fmt/356

Extension: amr

Magic: true

Container Magic: false

Binary Magic: true

Signature Priority Over:

See Also (e.g. Wikidata, Library of Congress):

• http://www.wikidata.org/entity/Q4676210
• https://www.loc.gov/preservation/digital/formats/fdd/fdd000254.shtml

Software that can read the format:

• http://www.wikidata.org/entity/Q171477
• http://www.wikidata.org/entity/Q191782
• http://www.wikidata.org/entity/Q847465
• http://www.wikidata.org/entity/Q1243769
• http://www.wikidata.org/entity/Q1310667

Alias: AMR-NB

Class: http://the-fr.org/def/format-registry/FileFormat

Type: http://the-fr.org/def/format-registry/Audio

SPARQL: http://the-fr.org/public/sparql/endpoint.php?query=describe+%3Chttp://the-fr.org/id/file-format/809%3E&output=&jsonp=&key=&show_inline=1