AKG K- 167 Tiësto - DJ-headphone - developed with Tiësto (DJ and music producer), ideal for live sound monitoring and DJ use - studio work, closed back, over-ear, dynamic, 3D-folding mechanism, glass-fiber reinforced polymer parts for maximum durability, 40 mm driver, 32 ohms rated impedance, 112 dB efficiency, frequency response: 10 - 27000 Hz, 2000 mW maximum input, 3.5/6.3mm stereo adapter, cable length: 1,2 - 5,5 m, Weight: 250g (without cable)