itle"><a href="polymer_app_layout/RtcDtmfSender-class.html#instance-properties">Properties</a></li>
      <li><a href="polymer_app_layout/RtcDtmfSender/canInsertDtmf.html">canInsertDtmf</a>
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      <li><a href="polymer_app_layout/RtcDtmfSender/duration.html">duration</a>
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</li>
      <li>on
</li>
      <li><a href="polymer_app_layout/RtcDtmfSender/onToneChange.html">onToneChange</a>
</li>
      <li><a href="poly