Sennheiser HD800s Headphones

Sennheiser HD800s Headphones . Been used only a handful of times basically brand new Features Below: . Reference class open-back audiophile headphones .Impressively natural and spatial listening experience .Ultra-ergonomic adjustable metal headband with inner damping element .Premium matte black metal components Impedance: 300 ohms .Total harmonic distortion: 0.02 % (1 kHz 1 Vrms) .56mm Ring Radiator dynamic transducer system .Acoustic absorber system prevents frequency masking for unheralded detail Luxuriously comfortable microfiber ear and headband padding on key contact points .Developed in Germany and precision-built at Sennheiser’s state-of-the-art Ireland plant .Frequency Response: 4 - 51,000 Hz (-10 dB)