Buy beyerdynamic DT770 Pro Reference Headphones (80 ohms) | Sam Ash Music
beyerdynamic DT 990 PRO Studiokopfhörer offen, 250 ohm | MUSIC STORE professional
EveryMarket
Amazon.com: beyerdynamic DT 770 M 80 Ohm Over-Ear-Monitor Headphones in black, closed design, wired, volume control for drummers and sound engineers FOH : Musical Instruments
beyerdynamic DT-990 Pro 80 Ohms – Thomann United States
beyerdynamic Custom One Pro Plus white white, 16 Ohm | MUSIC STORE professional
Amazon.com: beyerdynamic DT 700 PRO X Closed-Back Studio Headphones with Stellar.45 Driver for Recording and Monitoring on All Playback Devices : Musical Instruments