Boss OS-2 Overdrive/Distortion<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Delivers killer separate overdrive and distortion effects that you can combine for cool blended effects </span></li><li><span class="a-list-item"> Designed to provide raunchy， hard distortion </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/415X-m2OUlL.jpg" noproxy>