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Amazon.com: beyerdynamic DT 770 Pro Studio Headphones - Over-Ear, Closed-Back, Professional Design for Recording and Monitoring (80 Ohm, Grey) : Musical Instruments
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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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