nt</code> (default = <code>127</code>)<code></code> &mdash; Assigning key range ends at (not implemented in current version)
          </td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">srcChannelCount</span>:int</code> (default = <code>2</code>)<code></code> &mdash; channel count of source data, 1 for monoral, 2 for stereo.
          </td></tr><tr><td class="paramSpacer">&nbsp;</td></tr><tr><td width="20px"></td><td><code><span class="label">channe