Pigtronix FNG Gatekeeper<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 100% attenuation when gated </span></li><li><span class="a-list-item"> Wide range threshold control </span></li><li><span class="a-list-item"> Variable release time </span></li><li><span class="a-list-item"> 18VDC 300mA supply included </span></li><li><span class="a-list-item"> True Bypass </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41WRcjbVcFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41dySKk8-wL.jpg" noproxy>