HD 560S HD 560S headphones Features: Natural and accurate reference sound All-new transducer with high-strength magnet effortlessly reproduces deep, defined bass and brilliant treble New polymer-blend transducer membrane offers highly-linear excursion for superb control Angled transducers recreate the optimal listening position every time, without the need for acoustic room treatment Open earcups facilitate the natural expansion of sound waves Superb detail retrieval with fast, clear bass response Specifications: What's in the box? HD 560S headphones 3 m cable with 6.3 mm plug 6.3 to 3.5 mm adapter Technical Data Impedance 120 Ω Frequency response 6 Hz to 38 kHz (-10 dB) Sound pressure level (SPL) 110 dB (1 kHz / 1 V RMS) THD, total harmonic distortion < 0.05 % (1 kHz / 90 dB SPL) Jack plug 6.35 mm with 3.5 mm adapter Transducer principle dynamic, open Weight w/o cable 240 g Ear pad material Velour