Open-back headphones with self-adjusting headband support mechanism - suitable for hours of use with home audio and video systems. Offers full, high-quality sound. Open-air design, featuring 40mm CCAW drivers, delivers rich, detailed sound, Honeycomb-punched aluminium housings enable clear sound reproduction, Self-adjusting headband support provides comfortable fit even during extended wear, Soft, cloth earpads reduce pressure on your ears