Beyerdynamic DT-250/250, Stereo Headphones@+DT 250 is a lightweight, closed-back dynamic headphone that is designed especially for tough studio applications.@+@+, Closed-back, Circumaural, Dynamic, Neodymium magnet, Impedance: 250 Ohm, SPL: 100dB, Frequency response: 10 - 30000 Hz, Detachable, single sided spiral cable with gold-plated 3.5 mm jack, Cable length: 1.35 m, Weight with cable: 344 g, Weight without cable: 242 g, Incl. 6.3 mm jack adapter