Beyerdynamic DT 770 PRO 80 Ohm Over-Ear Studio Headphones (Black)The Beyerdynamic DT 770 PRO is a closed dynamic headphones of exceptional quality suitable for the most demanding professional and audiophile applications. The long term comfort and accurate performance make the DT 770 PRO the perfect monitoring headphones for recording studios, post production or broadcasting situations. The low MC and diaphragm assembly produce a transient performance equaled only by electrostatic earphones, and, in combination with