Superlux HD 572 SP Black, Headphone, Dynamic, Cosed back design, 30 mm neodymium driver, Sound pressure level: 99 dB, Frequency range: 20 - 20,000 Hz, Max. Input: 200 mW, Impedance: 24 Ohm, 1.5 m Cable with gold-plated 3.5 mm stereo jack plug, Weight: 120 g, Colour: Black