Koss QZ-99 Noise Reduction Stereophone<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Passive Noise Reduction Headphones </span></li><li><span class="a-list-item"> Neodymium Magnet Structures Deliver Outstanding Clarity &amp; Definition </span></li><li><span class="a-list-item"> Closed Pneumalite(Tm) Ear Cushions &amp; Extra Secure Headband Seal Ears， Eliminate All Ambient Noise </span></li><li><span class="a-list-item"> Volume Control On Ear Cup Allows Easy Level Adjustment </span></li><li><span class="a-list-item"> Stereo/Mono Switch Extends User Flexibility </span></li><li><span class="a-list-item"> Passive noise reduction stereophone system isolates listener from ambient sounds </span></li><li><span class="a-list-item"> Volume control on earcup for easy level adjustment </span></li></ul><!--   Loading EDP related metadata  --><div aria-live="polite" class="a-row a-expander-container a-expander-inline-container"><div aria-expanded="false" class="a-expander-content a-expander-extend-content" style="display: none;"><ul class="a-unordered-list a-vertical a-spacing-none"><li><span class="a-list-item">Ideal for use with racing scanners and metal detectors</span></li><li><span class="a-list-item">Stereo/mono switch for added flexibility</span></li><li><span class="a-list-item">Single-entry， 8-foot coiled cord</span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41qzMXGlPfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31v5MuH6q9L.jpg" noproxy></div></div>