Beyerdynamic Headset HS 400 Signum from Aircraft Spruce Europe
Beyerdynamic DT 700 Pro X Studio Closed-Back Headphones - Newegg.com
Beyerdynamic DT770 PRO 250 ohms Headphones with Amplifier, Cleaner, Lavalier Mic, and FiberTique Cleaning Cloth - Walmart.com
Beyerdynamic DT790.28 Dual-Ear Headset And Microphone, 80/200 Ohm With 4-pin XLR-F Cable | Full Compass Systems
Amazon.com: beyerdynamic DT 990 Edition 600 Ohm Over-Ear-Stereo Headphones. Open design, wired, high-end for use with headphone amplifiers : Electronics
Amazon.com: beyerdynamic MMX 300 (2nd Generation) Premium Gaming Headset : Video Games