The Shure SM58 is a unidirectional (cardioid) dynamic vocal microphone designed for professional vocal use in live performance, sound reinforcement, and studio recording. A highly effective, built-in, spherical filter minimizes wind and breath pop noise. A cardioid pickup pattern isolates the main sound source while minimizing unwanted background noise. The SM58 has a tailored vocal response for a sound which is a world standard. Rugged construction, a proven shock mount system, and a steel mesh grille ensure that even with rough handling, the SM58 will perform consistently. Outdoors or indoors, singing or speech - the SM58 is the overwhelming choice of professionals worldwide. Frequency response tailored for vocals, with brightened midrange and bass rolloff. Uniform cardioid pickup pattern isolates the main sound source and minimizes background noise Pneumatic shock-mount system cuts down handling noise Effective, built-in spherical wind and pop filter Supplied with break-resistant stand adapter which rotates 180 degrees Legendary Shure quality, ruggedness, and reliability Cardioid (unidirectional) dynamic  Frequency response: 50 to 15,000 Hz Model Variations SM58-CN (with cable) $204.00 SM58-LN (less cable) $188.00 SM58S (with on/off switch, less cable) $196.00