Details: File format summary

Details for:

Go to: Summary | Documentation

| Signatures

| Compression

| Rights

Properties

Summary
Name	Adaptive Multi-Rate Wideband Audio
Version
Other names
Identifiers	MIME: audio/amr-wb PUID: fmt/954
Family
Classification	Audio
Disclosure
Description	Adaptive Multi-Rate Wideband (AMR-WB) is a wideband speech audio coding standard based on Adaptive Multi-Rate encoding. AMR-WB provides a speech bandwidth of 50–7000 Hz compared to narrowband speech coders which in general offer around 300–3400 Hz. AMR-WB was developed by Nokia and VoiceAge.
Orientation
Byte order
Related file formats	None.
Technical Environment
Released
Supported until
Format Risk
Developed by	Nokia / Nokia
Supported by	Nokia / Nokia
Source	Digital Preservation Department / The National Archives
Source date	14 Sep 2016
Source description
Last updated	14 Sep 2016
Note