Superlux HD-562 Black Stereo Headphones - dynamic, on ear, 39 mm drivers, closed back, sensitivity 101 dB SPL, impedance 70 ohms, frequency response 10 - 22000 Hz, load rating 200mW, cable with 1,2 m length and 3,5 mm plug, weight (without cable): 165 g, includes one pair of velvet earpads, soft carring pouch and 3,6 mm adapter, colour: black