Amazon.com: beyerdynamic DT 770 PRO 80 Ohm Grey Over-Ear Studio Headphones. Enclosed Design, Wired for Professional Recording and Monitoring with Extra Grey Velour Earpads (Bundle) : Musical Instruments
Beyerdynamic DT 770 Pro 80 ohm Closed Back Studio Headphones+Headphone Amplifier 613817039400 | eBay