Ultrasone PRO-750 headphone,foldable,closed,circum aural,S-Logic Natural Surround Sound,impedanz 40 Ohm,frequency range 8-35.000 Hz,sound pressure level 94dB,weight without cord 295g, one straight cable (3,5mm jack), one coiled cable (6,3mm jack), and 1 pair replacement ear pads, 5 years manufacturer warranty