Selenium ST400TRIO Super Tweeter Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Selenium's ST400 super tweeter offers brilliant， long throw high frequency enhancement for larger venues， night clubs， DJ rigs， and other pro speaker system applications </span></li><li><span class="a-list-item"> Rugged and attractive cast aluminium housing， Durable phenolic diaphragm provides smooth， non-fatiguing response; FEA-optimized magnetic circuit reduces distortion and increases output </span></li><li><span class="a-list-item"> Tightly-controlled 40º conical dispersion for maximum SPL and throw; Use of high temperature adhesives and materials increases power handling </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41z3l5PXZUL.jpg" noproxy>