Direct Sound EX-29 Closed Headphones， Includes Extension Cable， White<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Bundle Includes Free Extension Cable! </span></li><li><span class="a-list-item"> Type: Dynamic closed back speaker within a Closed Back Isolation Chamber. </span></li><li><span class="a-list-item"> Frequency Response: 20 - 20，000 hz </span></li><li><span class="a-list-item"> Drivers: 40 mm super high fidelity </span></li><li><span class="a-list-item"> Impedance: 32 ohms </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41cCcMeFUzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41msM3ilUeL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31dcgBj8dCL.jpg" noproxy>