Developed for professional audio engineers and musicians, the SRH840 Professional Monitoring Headphones are optimized for critical listening and studio monitoring. A precisely tailored frequency response and 40mm neodymium dynamic drivers deliver rich bass, clear mid-range and extended highs. A wide, padded headband and collapsible design combine with Shure durability to provide the ultimate listening experience. The detachable cable and included set of replacement ear pads ensure a long product life. Also includes threaded 1/4" (6.3 mm) gold-plated adapter.