BeyerDynamic DT100 Headphones

Here we have a pair of DT 100 headphones from German company Beyerdynamic. They are in fully working condition and are supplied in original packaging with cable/adaptor plus our standard three month warranty. Cosmetic condition is fair for their age.
Beyerdynamic Say….
The DT 100 headphone is widely used in audio recording and monitoring applications in studios worldwide. The DT 100 offers a high degree of wearing comfort and can be worn for hours without listener fatigue. The soft ear cushions effectively seal out ambient noise yet apply minimal pressure against the ear.
Features:
Modular construction for easy servicing
Excellent ambient noise attenuation
Rugged construction
Wide frequency response
High sensitivity
High sound pressure capability
Specifications:
Transducer Type: Dynamic
Operating Principle: Closed
Frequency Response: 30 – 20,000 Hz
Nominal Impedance: 400 Ω ± 10% per system
Nominal SPL: 4 dB SPL
T.H.D: < 1%
Power Handling Capacity: 1000 mW (= 124 dB SPL)
Sound Coupling To The Ear: Circumaural
Average Pressure On Ears: 4.5 N
Ambient Noise Isolation: 20 dB(A)
Weight (without cable): 350 g