The Shure KSM353 is a premium bi-directional ribbon microphone crafted for pristine audio in studio and concert hall applications. Proprietary Roswellite technology provides revolutionary ribbon resilience and durability. The high-tensile strength, toughness and shape memory of Roswellite ribbon material replaces traditional foil ribbons for superior resilience at extreme sound pressure levels. Hand assembled in the USA from state-of-the art transducers, transformers, and metals as the pinnacle of Shure quality for prestigious vocal and acoustic performances. Shure KSM ribbon mics are the necessary choice for the world's most accomplished studio and live performances.