The CM-88 Condenser Microphone is a back electret microphone designed for cymbals of all types, reeds, acoustic guitars, piano, vocals (with optional windscreen), and overhead applications. With an extremely uniform and tight cardioid pattern the CM-88 Microphone has extended frequency response for smooth and crisp transparent reproduction and the aluminum housing and goldplated XLR contacts make for a durable design. 48V phantom powered.