The KSM353 represents the cutting edge of ribbon microphone engineering, featuring Shure’s groundbreaking Roswellite ribbon technology that redefines what’s possible in professional audio capture. This premium bi-directional ribbon microphone has been meticulously crafted for the most demanding studio and concert hall applications, where pristine audio quality is non-negotiable.
At the heart of this exceptional microphone lies proprietary Roswellite technology, which provides revolutionary ribbon resilience and durability under extreme conditions. The high-tensile strength, toughness and shape memory of Roswellite ribbon material replaces traditional foil ribbons, offering superior resilience at extreme SPLs that would typically damage conventional ribbon microphones.
Hand assembled in the USA from state-of-the-art transducers, transformers and metals, the KSM353 stands as the pinnacle of Shure quality for prestigious vocal and acoustic performances. With its unique technology and application features, alongside superior materials and construction, Shure KSM Ribbon Microphones have become the necessary choice for the world’s most accomplished studio and live performances.
- Bi-directional polar pattern delivers premier, completely symmetrical audio with superior off-axis rejection
- Revolutionary Roswellite™ proprietary ribbon material replaces traditional foil ribbons with high tensile strength, toughness and shape memory that provides superior resilience at extreme SPLs
- Custom ribbon motor assembly tailors bass response without attenuating the overall output for full low and mid ranges, and superior upper range presence from a rising frequency response
- Double-shielded matched full-sized transformer minimises signal loss and maximises output while reducing magnetic and RF interference from 90 degree placement, offset relative to the ribbon
- 146dB SPL across 30 - 15,000 Hz frequency response ideal for capturing fast transients in vocals, acoustic instruments and concert halls
- Legendary Shure quality and superior construction from hand-assembly of machined steel, silver, gold and aluminium materials, and housed in a pure stainless steel casing
- Spring-loaded suspension shock mount for flexible, fully-isolated stand mounting
- Upright protective wood case included for storage when not in use



