Philmore Crystal Radio Earphone， 3.5mm Plug， 7-Ft Cord， High Impedance 747<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Brand new crystal radio earphone with 3.5mm plug. </span></li><li><span class="a-list-item"> Use these for crystal or simple transistor radio design projects. </span></li><li><span class="a-list-item"> Very sensitive with high impedance， over 100 megohms. </span></li><li><span class="a-list-item"> Molded plastic shell and 7-ft cord. </span></li><li><span class="a-list-item"> Philmore quality you can trust. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41t3LfcuelL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41HCut-L%2BvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419Tln5y-mL.jpg" noproxy>