Neumann NDH 20 Closed Back Studio HeadphonesThe Neumann NDH 20 is a closed back headphone combining excellent isolation with the carefully balanced sound image and outstanding resolution youd expect from a Neumann product. The NDH 20 is thus ideally suited to monitoring and mixing tasks, even in loud and noisy environments. Circumaural memory foam ear pads offer high long term comfort. Critical Listening and Mixing In the Studio, At Home, On the Road While many other closed back headphones are