<!--
{
  "documentType" : "article",
  "framework" : "RealityKit",
  "identifier" : "/documentation/RealityKit/Audio/Absorption/ExpressibleByDictionaryLiteral-Implementations",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "ExpressibleByDictionaryLiteral Implementations"
}
-->

# ExpressibleByDictionaryLiteral Implementations

## Topics

### Initializers

[`init(dictionaryLiteral: (Float, Float)...)`](/documentation/RealityKit/Audio/Absorption/init(dictionaryLiteral:))

Creates an absorption data set from a sequence of pairs of center frequency and Sabine absorption coefficient.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)