Experience studio-grade audio with the Sennheiser HD 550 Open-Back Audiophile Headphones. Engineered for discerning listeners, these headphones deliver an expansive 6 Hz–39.5 kHz frequency response that captures every nuance across music, film, and gaming without latency. The refined HD 500 series design now features a redesigned headband with leatherette construction and reduced clamping force, ensuring all-day comfort without compromise. Built with premium metal mesh and minimal plastic components, the HD 550 combines durability with acoustic precision—a professional-grade choice for those who demand uncompromising sound quality.