High-end monitoring: Sennheiser´s HD 380 pro for audio professionals:
Sennheiser Worldwide: Microphones, Headphones and Wireless Systems
And what's this: Sennheiser | HDA200 AUDIOMETRIC DYNAMIC HEADPHONE | HDA200 | B&H
Sennheiser Worldwide: Microphones, Headphones and Wireless Systems
And what's this: Sennheiser | HDA200 AUDIOMETRIC DYNAMIC HEADPHONE | HDA200 | B&H