The Sennheiser HD 400 Headphones provide a more robust sound through the mixing and mastering process. Their closed-ear cups and angled drivers, as well as 120-ohm transducers, give a far more authentic listening experience. The combination of established expertise in audio with state-of-the-art technology creates excellent spatial audio quality through Dear Reality’s trademark Spatial Headphone Compensation Programme. This allows countless modifications to be made without any negative influence on the sound signature, thus guaranteeing an exact fit to all music genres or studio applications, satisfying every professional level of listeners.