Shure RPW120 Wireless Beta 87A Cartridge， Housing Assembly and Grille<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> replacement cartridge for the Wireless Shure Beta 87A Microphone. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51ctTuOxD9L.jpg" noproxy>