Amazon.com: beyerdynamic DT 770 PRO 250 Ohm Over-Ear Studio Headphones in Black. Closed Construction, Wired for Studio use, Ideal for Mixing in The Studio : Musical Instruments
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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
Beyerdynamic DT 1990 Pro Open Studio Reference Headphones 250 Ohm with Warranty - Walmart.com