pan 

The pan and elevation elements allow placing of sound in a 3-D space relative to the listener. Both are expressed in degrees ranging from -180 to 180. For pan, 0 is straight ahead, -90 is hard left, 90 is hard right, and -180 and 180 are directly behind the listener.

Element Information

Model

Source 

<xs:element name="pan" type="rotation-degrees" minOccurs="0">
  <xs:annotation>
    <xs:documentation>The pan and elevation elements allow placing of sound in a 3-D space relative to the listener. Both are expressed in degrees ranging from -180 to 180. For pan, 0 is straight ahead, -90 is hard left, 90 is hard right, and -180 and 180 are directly behind the listener.</xs:documentation>
  </xs:annotation>
</xs:element>

Sample