B-Stock, Superlux HMC-631 Red headset, dynamic, circum aura, closed back, 102 db SPL, 40 Ohms, 20-20.000 Hz, 1000 mW, microphone: frequency response: 80 - 15,000 Hz, Pick-up pattern: Unidirectional, Impedance: 2.2kOhm, Sensitivity: -40 dBV/Pa (10mV), cable lenght 3 m with 2x3,5 mm stereo-jack, weight (without cable): 350g, colour red, B-Stock with full warranty, may have slight traces of use