Samson SR950 Professional Studio Reference 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"> Closed ear design for maximum isolation </span></li><li><span class="a-list-item"> 50mm drivers for exceptional reproduction and wide dynamic range </span></li><li><span class="a-list-item"> 10Hz-25kHz frequency response， 32ohm impedance </span></li><li><span class="a-list-item"> Self-adjusting headband for a secure， comfortable fit </span></li><li><span class="a-list-item"> 1/8-inch to 1/4-inch gold plated adapter included </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/4199SVuZi7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41bBDD%2Bx3ML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41eaL60PqWL.jpg" noproxy>