The Neumann NDH 30 Black Edition is a professional headphone that features a very neutral sound, similar to the perfectly calibrated monitors of the Neumann KH series. Thanks to the extremely sharp stereo image, every voice and instrument sounds so clear that it feels as if the musicians are in your room. These headphones are perfect for mixing and mastering, not only because of their excellent sound quality but also because you can wear them for hours without experiencing pain or headaches. Special attention has been given to comfort. Neumann NDH 30 Black Edition Color: Black, Open Back Studio Headphones, linear frequency response, excellent transient response, internal cable, balanced impedance: 120 Ohm, maximum frequency 32 - 34.9 kHz, minimum frequency 10 - 14 Hz, weight: 352 grams. Neumann Item No.: 399006.