Lace USAB Ultra Slim Acoustic Bass Pickup Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Resistance: 15.5k </span></li><li><span class="a-list-item"> Resistance: 19.0k </span></li><li><span class="a-list-item"> Peak Frequency: 1800 </span></li><li><span class="a-list-item"> No Batteries Required </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31RI5TEIMrL.jpg" noproxy>