Type: Dynamic, open air Driver unit: dome-shaped, 40 mm in diameter Capacity to handle power: 50 mW 32 ohms of impedance at 1 kHz Attenuation: 108 dB/mW Response to frequency: 12–22,000 Hz 1.2-meter cord with stereo mini plug Mass: 125g or so without a cord Accessories provided: Two earpads