Over-ear, open-back headphones deliver a spacious and transparent soundstage Wired connection with a detachable 3.0m para-aramid reinforced OFC copper cable ensures signal integrity and very low handling noise 42mm transducers are computer-optimized to reduce partial vibrations and minimize harmonic and intermodulation distortion to less than 0.1% Frequency response ranges from 12Hz to 40,500Hz for analytical high-fidelity listening Elliptical earcups with luxuriously comfortable synthetic velour pads provide hours of fatigue-free listening Included 3.5mm stereo jack plug and adapter to 1/4in. (6.3mm) stereo jack plug allow versatile connectivity