Audeze LCD-X Creator Edition New, Headphone, Improved headband, Open, Circum-aural, 106 mm Driver, Neodymium magnets, Impedance: 20 Ohms, Transmission range: 5 - 20,000 Hz, Boundary sound pressure level: 130 dB, Leather elements, Includes 1.9 m cable with 6.3 mm jack / 4-pin mini