Beyerdynamic DT 231 PRO Closed Dynamic Studio Headphone
Transducer type :Dynamic
Operating principle: Closed
Frequency response :20 - 18,000 Hz
Nominal impedance : 32 ohm
Nominal SPL: 95 dB
T.H.D.: < 0.2%
Power handling capacity:50 mW
Sound coupling to ear : Supraaural
Nominal headband pressure :approx. 2 N
Weight (without cable):130 g
Length and type of cable : 2.5 m / straight cable
Connection : Stereo jack plug (3.5 mm)& 1/4" adapter (6.35 mm)