Beyerdynamic DT 990 Pro Open Back

Studio headphones for mixing and mastering (open) Circumaural headphones for professional mixing, mastering and editing, 250 ohms Transparent, spacious, bass and powerful sound Soft, circumaural and replaceable velour ear pads Robust, comfortably padded and adjustable spring steel headband design Made in Germany Technical Data Transmission Type  Wired Impedance: 80 ohms, 250 ohms. Frequency Response: 5 - 35 000 Hz Sound Pressure Level: 96 dB Sound Coupling to the Ear: Circumaural (around the ear) Cable & Plug: Coiled connecting cable with mini-jack plug (3.5 mm) & ¼“ adapter (6.35 mm) What's in the Box ? DT 990 Pro  Jack Adapter 6.35 MM  Drawstring Bag