MFJ Enterprises Original MFJ-916B 1.8-225， 350-540 MHz Duplexer - SO-239<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Frequency range: 1.3-225， 350-540 MHz. </span></li><li><span class="a-list-item"> Output: 2 x SO-239 </span></li><li><span class="a-list-item"> Power (Watts): 200 </span></li><li><span class="a-list-item"> Insert Loss (dB): .20， VSWR: </span></li><li><span class="a-list-item"> Isolation (dB): &gt; 55， Impedance (Ohms): 50 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41VyGkJEp1L.jpg" noproxy>