The Shure SRH440A Professional Studio Headphones are designed for recording, content creation, and critical editing/mixing applications. They offer a transparent and natural sound signature, thanks to 40 mm dynamic neodymium drivers. With a closed‑back over‑ear design, detachable straight cable, and a durable, studio‑friendly build, they’re ideal for a variety of professional audio tasks. Key Features: 40mm dynamic neodymium drivers delivering low distortion, accurate and well‑balanced audio. Closed‑back, circumaural design for good passive isolation and comfort during extended sessions. Wide frequency range from 10Hz to 22kHz for detailed reproduction of lows, mids and highs. Detachable straight cable and threaded ¼″ (6.3mm) gold‑plated adapter included for flexible connectivity.