AKG K-712 Pro, Reference Studio Headphones, Dynamic, Open, Over-ear, Impedance: 62 Ohm, Peak SPL: 105 dB, Frequency Range: 10 - 39,800 Hz, Maximum Power: 200 mW, Detachable 3m cable with 3,5 mm plug, Additional 1,2m coal cable and 6,3 mm adapter, Weight (excluding cable): 300 g, Weight (including cable): 365 g