mSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">postGain</span>:Number</code> (default = <code>18</code>)<code></code> &mdash; PostGain (dB).
          </td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">lpfFreq</span>:Number</code> (default = <code>2400</code>)<code></code> &mdash; Low pass filter frequency (Hz).
          </td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span