Roland GA-FC Foot Controller for GA-112 and GA-212<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Switch instantly between four channels and two routes of loops， reverbs， boost settings， etc. </span></li><li><span class="a-list-item"> Simultaneously connect two expression pedals for real-time control of volume and drive </span></li><li><span class="a-list-item"> Simultaneously control stacked amps via Link In/Out port </span></li><li><span class="a-list-item"> Controls - FUNCTION switch MANUAL switch CH 1-CH 4 switches </span></li><li><span class="a-list-item"> Indicators - FUNCTION MANUAL CH 1-CH 4 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/315xeeX0PmL.jpg" noproxy>