Circumaural (closed-back) design for outstanding noise isolation</br>50mm dynamic transducer delivers deep, rich bass</br>Wide range frequency response: 10Hz-30kHz</br>Collapsible design for increased portability-includes leatherette travel pouch</br>Excellent for recording, live mixing, cueing and personal listening</br></br>Product Description</br></br><p>The Akai Professional Project 50X combines the best of high-end studio monitor headphones and premium personal listening headphones into a single unit.</p> <p>It offers full-range frequency response, swiveling ear cups for convenient monitoring and two detachable cables, with 1/4-inch adapter for use with virtually any equipment.</p> <p>The rugged 50mm neodymium drivers deliver deep, potent bass response that really brings the music to life. With soft, padded ear cups and adjustable headband, you’re assured of outstanding session-long comfort.</p> <p>The collapsible design fits easily into the included leatherette travel pouch.</p> <p><strong>Technical Specs</strong></p> <ul> <li><strong>Type: </strong>Circumaural (over ear) closed-back dynamic</li> <li><strong>Drive Diameter: </strong>50 mm</li> <li><strong>Magnet: </strong>Neodymium</li> <li><strong>Frequency Response</strong>: 10 Hz to 30,000 Hz</li> <li><strong>Impedance: </strong>32 ohms</li> <li><strong>Cables: </strong>6-foot coiled cable; 6-foot straight cable</li> <li><strong>Connector: </strong>1/8” (3.5 mm) with screw-on 1/4” (6.3 mm) adapter</li> </ul> <p><strong>Box Contents</strong></p> <ul> <li>Project 50X headphones</li> <li>Straight cable</li> <li>Coiled cable</li> <li>1/8” to 1/4” adapter</li> <li>Leatherette Pouch</li> </ul></br><br/>http://www.amazon.com/gp/product/B01GDB79T4