num rolloffFactor

Source 

@DomName('PannerNode.rolloffFactor')
@DocsEditable()
num get rolloffFactor =>
    _blink.BlinkPannerNode.instance.rolloffFactor_Getter_(this);
void rolloffFactor=(num value)

Source 

@DomName('PannerNode.rolloffFactor')
@DocsEditable()
set rolloffFactor(num value) =>
    _blink.BlinkPannerNode.instance.rolloffFactor_Setter_(this, value);