Superlux HD-662 F studio headphone, dynamic, closed, 98 db SPL, 32 ohms, 10-30.000 Hz, 200 mW, lenght of the cable 2,5 m, 3,5 mm stereo jack, incl. adaptor to 6,3 mm stereo-jack, weight (without cable): 286 g, incl. carrying pouch, for onstage or studio use, high noise attenuation...