OptionalvolumePer-voice gain in [0, ∞). Default 1.
OptionalplaybackPlayback speed / pitch multiplier (also shifts pitch). Default 1.
OptionaldetuneFine pitch detune in cents. Default 0.
OptionalloopLoop the clip until stopped. Default false.
OptionalfadeFade the voice in over this many seconds. Default 0 (instant).
OptionaloffsetStart offset within the clip, in seconds. Default 0.
OptionalpositionSpatialize at this position (creates a PannerNode).
OptionalspatialSpatialization tuning (only used when position is set).
Options for a single played voice (AudioEngine.play /
playAt).