State of the art technology and old world style craftsmanship are combined in Denon's AH-D7000's to provide the ultimate headphone listening experience. Slip on these reference standard headphones and instantly transport yourself to the world's finest concert halls and recording studios. The AH-D7000 employs the latest transducer technology fitted in custom-crafted real mahogany wood housings for superior acoustical performance. Large diameter (50mm, 1.97”) free edge Microfiber diaphragms provide extended frequency response. High strength Neodymium magnets deliver system efficiency and freedom from motor structure non-linearity. Denon's exclusive Acoustic Optimizer technology is also employed to equalize the sound pressure in front and behind the Microfiber driver. The result is natural and uncolored sound featuring deep, dynamic bass, smooth, detail midrange and extended crystal clear highs. The elegant and comfortable over-the-ear design assures hours of listening comfort, aided by the lightweight Duralumin headband, along with luxurious soft leather ear pads and headband cover. The elegant mahogany housings feature piano grade satin sheen finish with magnesium fittings. The lightweight tangle-free cable features reference grade 7N OFC (7 Nines – 99.99999% Oxygen Free Copper) wiring, and is finished with an elastomer-coated cloth sheathing. A luxurious storage case is provided.