Roland CS-10EM In-Ear Monitors<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Compact， high-quality stereo condenser microphones built into earphones </span></li><li><span class="a-list-item"> Powered by the recorder (operating voltage is 2V to 10V; also works with other products) </span></li><li><span class="a-list-item"> All-in-one design lets you monitor while recording </span></li><li><span class="a-list-item"> Sophisticated enclosure design reduces feedback </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/3146X27OkIL.jpg">