The most trusted audio brand worldwide. Legendary microphones, cutting-edge wireless systems, premium earphones and headphones. Welcome to Shure professional audio products. Look to BLX, SLX, QLXD Digital, ULXD or UHF-R to find a radio mic to suit your application and your budget. Shure PSM In-Ear systems with SE215, 315, 425 & 535 Earphones give musicians the edge.