Beyerdynamic DT-150, Studio Headphones, Closed-back, Circumaural, Dynamic, Impedance: 250 Ohm, SPL: 97 dB, Frequency range: 5 - 30 000 Hz, Detachable cable, Weight with cable: 385 g, Weight without cable: 318 g, Colour: Anthracite, Incl. 3.2 m onnector cable (K100.07 - 3.0m)