Electro-Harmonix Micro Q-Tron Envelope Follower Pedal
<div style="text-align: left;"><strong>[Product Information]</strong>
<ul>
<li><span class="a-list-item"> True bypass </span></li>
<li><span class="a-list-item"> Drive control sets sensitivity and filter sweep range </span></li>
<li><span class="a-list-item"> Selectable low pass， band pass or high pass filters </span></li>
<li><span class="a-list-item"> Q control sets the filter's bandwidth from smooth to funky </span></li>
<li><span class="a-list-item"> Tough and compact die-cast chassis </span></li>
</ul>
</div>
<img src="http://ecx.images-amazon.com/images/I/61Brp9V%2BeOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/915Krl9%2BuZS.png" noproxy>