ART T8 8-Channel Transformer Isolator<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> High-quality passive audio interface 8 transformers to separate input and output signal groundsClean， neutral sound with a wide variety of signal sourcesXLR， 1/4"， and RCA connections on all inputs and outputs Reversible mounting ears 19"， 1U all-steel black case. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31Lt%2BZim9AL.jpg" noproxy>