Whirlwind Selector Instrument Switch Channels A and B or Select Both， 1 Meg Ohm Impedance In/Out<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Alternate between channels A and B or select both </span></li><li><span class="a-list-item"> Send one guitar to two amps or use it the other way around to select between two guitars into one amp </span></li><li><span class="a-list-item"> The Whirlwind Selector Multiselector Instrument Switch gives you the ultimate control over your instruments and your gear </span></li><li><span class="a-list-item"> You can alternate between channels A and B or select both </span></li><li><span class="a-list-item"> Send one guitar to two amps or use it the other way around to select between two guitars into one amp </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/510ZSpMoSLL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51D7HUXFV4L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61d0OH0MwfL.jpg" noproxy>