Source note · Codec selection and bandwidth planning

Opus defines five audio bandwidths: narrowband (8 kHz), medium-band (12 kHz), wideband (16 kHz), super-wideband (24 kHz) and fullband (48 kHz). The figures are effective sample rates.

Checked 2026-09-24

Vendor: IETF
Product: Opus
Subsystem: codec
Deployment: any
Region: not restricted
Release range: RFC 6716 (September 2012)
Checked: 2026-09-24

Sources

RFC 6716: Definition of the Opus Audio Codec — IETF / RFC Editor · tier 1 standards and regulators · Section 2 (Opus Codec Overview), audio bandwidth table

Cite this note

APA

WarmTransfer. (2026, September 24). Codec selection and bandwidth planning: source note bandwidth-codec-planning-opus-audio-bandwidths. WarmTransfer. https://warmtransfer.net/knowledge/claims/bandwidth-codec-planning-opus-audio-bandwidths

BibTeX

@misc{warmtransfer-claim-bandwidth-codec-planning-opus-audio-bandwidths,
  title  = {Codec selection and bandwidth planning: source note bandwidth-codec-planning-opus-audio-bandwidths},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/bandwidth-codec-planning-opus-audio-bandwidths},
  note   = {Source note bandwidth-codec-planning-opus-audio-bandwidths, checked 2026-09-24}
}

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