Radial Engineering PRO ISO Stereo Line Isolator +4dB to -10dB with Radial Transformer<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> "Stereo pro to consumer audio interface RCA， 3.5mm and 1/4"" outputs， XLR inputs Variable output control to set optimum levels Transformer isolated to eliminate hum &amp; buzz Applications: Record direct from mixers and mic-preamps Interface +4dB pro-gear with unbalanced inputs Recording interface for laptops and MP3 players Swiss army problem solver and adaptor Cool stuff: Passive design doesn't need power 'Plug &amp; play' easy-to-use anywhere" </span></li><li><span class="a-list-item"> "RCA， 3.5mm and 1/4"" outputs， XLR inputs" </span></li><li><span class="a-list-item"> Variable output control to set optimum levels </span></li><li><span class="a-list-item"> Transformer isolated to eliminate hum &amp; buzz </span></li><li><span class="a-list-item"> This makes it easy to interface professional audio gear with devices such as computer sound cards， iPods， or -10dB recorders </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/517LzwXvBKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Gz70AmN7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51onQY5ot6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51FepD6dVqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51qLYlCG9wL.jpg" noproxy>