Monoprice Metal Dynamic On-Ear Headphones<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> 40mm Dynamic Speaker </span></li><li><span class="a-list-item"> 21Ohms Impedance </span></li><li><span class="a-list-item"> 20Hz-20kHz Frequency Response </span></li><li><span class="a-list-item"> 100mW Max Input Power </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31vbPHe7lzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31929DxXm0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41H-TvMBKNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51vNXceKY8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31uOXIqXuhL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31tzPatfCWL.jpg" noproxy>