CD Series design provides outstanding levels of both performance and comfort, for the optimum enjoyment of digital sound * Aura-Nomic designed driver is positioned to correspond with the angle of the ear, eliminating pressure and providing wide, natural soundscape reproduction * 50mm speaker drivers with copper-clad aluminum wire construction for increased power handling, light weight and superior frequency response * Bio-cellulose diaphragm with Vectran enhances natural sound reproduction * High power neodymium magnet for maximum energy and minimum size * Voice coil with copper-clad aluminum wire construction for high sensitivity * Litz wire connector cord of 6N Oxygen-Free copper for exceptional conductivity for maximum signal transmission, clearer sound * Aura-Nomic design positions earpads with head angle for stable fit * Gold-plated stereo UniMatch plug with 9.8' cord * 20Hz–20kHz * Includes hard carrying case