files/en-us/web/api/audiosinkinfo/index.md
{{APIRef("Web Audio API")}}{{SeeCompatTable}}
The AudioSinkInfo interface of the {{domxref("Web Audio API", "Web Audio API", "", "nocode")}} represents information describing an {{domxref("AudioContext")}}'s sink ID, retrieved via {{domxref("AudioContext.sinkId")}}.
{{InheritanceDiagram}}
If a new {{domxref("AudioContext")}} is created with a sinkId value of { type: 'none' }, calling {{domxref("AudioContext.sinkId")}} later in the code will return an AudioSinkInfo object containing type: 'none'. This is currently the only value available.
audioCtx = new window.AudioContext({
sinkId: { type: "none" },
});
// …
audioCtx.sinkId;
{{Specifications}}
{{Compat}}