It is important to note that there is only one listener per context and that it isn't an AudioNode.

API AudioListener Interface Reference Référence Web Audio API

A double.

API AudioListener Deprecated dopplerFactor Property Reference Référence Web Audio API

Void.

API AudioListener Method Reference Référence setOrientation Web Audio API

Void.

API AudioListener Deprecated Method Reference Référence setPosition Web Audio API

The speedOfSound property of the AudioListener interface is a double value representing the speed of sound, in meters per second.

API AudioListener Deprecated Property Reference Référence speedOfSound Web Audio API