Type: Open air, dynamic Driver unit: 40 mm diameter, dome type Power handling capacity: 50 mW Impedance: 32 ohms at 1 kHz Sensitivity: 108 dB/mW Frequency response: 20-20 000 Hz Cord: 1.2 m with stereo mini plug Mass:Approx. 160 g without cord Supplied accessories: Earpads (2)