Beyerdynamic Beyer DT150 dynamic studio headphones 250ohm .

Selling my beyerdynamic DT150 studio headphones. Brilliant for studio recording, especially vocals. Wide frequency response High long-term wearing comfort Excellent isolation from ambient noise Rugged construction Extended bass response Modular construction for easy servicing Transducer Type: Dynamic Operating Principle: Closed Frequency Response: 5-30,000Hz Nominal Impedance: 250ohms Nominal SPL at 1 kHz: 97 dB THD: 0.2% Power Handling Capacity: 100 mW Sound Coupling to the Ear: Circumaural Ambient Noise Isolation: Approx. 20dB (A) Average Pressure on the Ear: 4.5N Weight (without cable): 250g I am located in erith, south east london, near woolwich Call or email if interested, NO TEXTS Thanks