Audio-Technica ATH-M50 X, Studio Headphones, Closed, Circumaural, Dynamic, 45 mm driver with neodymium magnet system and CCAW voice coils, 90-Degree swivelling earcups, Frequency range: 15 - 28000 Hz, Maximum input power: 1600 mW at 1 kHz, Impedance: 38 Ohm, Peak SPL: 99 dB, Detachable cable, 1.2 m coiled cable, 1.2 m and 3 m straight cables, Weight with cable: 341 g, Weight without cable: 287 g, Colour: Black, Includes 6.3 mm adaptor and bag