Technics EAH-DJ1200EK back available from 21/7.

Driver Unit: 40 mm
Impedance (with Detachable Coiled Cord): 45 Ω
Sensitivity: 106 db / mW
Power Handling (IEC): 2500 mW (IEC)
Frequency Information - Frequency Response (with cord): 8 Hz - 30000 Hz
Operating Temperature Range: 0 °C to 40 °C
Weight (without cord): Approx. 233 g
Weight (with Detachable Straight Cord): Approx. 251 g
Supplied Accessory: Detachable Straight Cord: Approx. 1.2 m, Detachable Coiled Cord: Approx. 1.5 m (Extended Length 2.2 mm), Carrying Pouch, Plug Adaptor (6.3 mm)
Plug: 3-Pole 3.5 mm Stereo Plug