beyerdynamic DT 770 PRO Studio Headphones - 250 Ohm : Amazon.co.uk: Musical Instruments & DJ
beyerdynamic DT-770 Pro 32 Ohm – Thomann UK
Modified DT770 with Mass Loading and Dampening - Custom Cans Shop
beyerdynamic DT 770 PRO 80 Ohm Over-Ear Studio Headphones (Black) Bundle with Hard Shell Headphone Case and Wooden Headphone Stand Bundle (3 Items): Amazon.co.uk: Musical Instruments & DJ