Beyerdynamic DT 1990 Pro easy mod for more sparkle and detail - YouTube
beyerdynamic DT-1990 Pro 250 Ohm – Thomann United States
beyerdynamic DT-1990 Pro 250 Ohm – Thomann United States
Amazon.com: beyerdynamic DT 1990 Pro Open Studio Reference Headphones 250 Ohm Bundle with Hard Case, 1-Year Extended Protection, and Headphone Stand : Musical Instruments