Use of setVelocity on the PannerNode and AudioListener, and speedOfSound and dopplerFactor on the AudioListener are deprecated and those members will be removed. For more help https://developer.mozilla.org/en-US/docs/Web/API/AudioListener#Deprecated_features
השימוש ב־setVelocity ב־PannerNode וב־AudioListener, לרבות speedOfSound ו־dopplerFactor ב־AudioListener הופסק וחברים אלו יוסרו. לסיוע נוסף https://developer.mozilla.org/en-US/docs/Web/API/AudioListener#Deprecated_features