Powered by Sennheiser proprietary transducer technology for truly excellent sound performance, the open-back HD 599 Special Edition delivers impressively natural spatial performance. These full-sized premium headphones offer entry-level audiophile sound quality and exceptional wearing comfort thanks to the large ear cups and soft replaceable ear pads. Finished in distinctive classic black with matte metallic silver details, it's a great choice for those wishing to enjoy entertainment with sophisticated sound, design and build quality. Premium Components Sennheiser engineered transducers use aluminum voicecoils delivering high efficiency, excellent dynamics and extremely low distortion. Open Acoustic Design Around-ear, open-back design delivers an impressively open spatial presentation to improve the listening experience. Versatile Connectivity The HD 599 Special Edition comes with two detachable cables; a 3m cable with a 6.3mm jack for a home entertainment system and a shorted 1.2m cable with a 3.5mm jack perfect for use with phones, tablets, and laptops. Extreme Comfort Lightweight yet robust design with luxurious velour-covered ear cushions and padded headband deliver exceptional wearing comfort for long listening sessions.