The KSM44A is a premium, large-diaphragm, side-address condenser microphone with multiple polar pattern options (cardioid, omnidirectional, bidirectional). refined and sophisticated design of the features an externally biased, dual 1″ diaphragms, extensive internal pop filtering, Prethos Advanced Preamplifier Technology for groundbreaking threshold minimum self-noise.The exceptional choice high level professional studio stage performance.A milestone achievement in sound reinforcement, employs transparent circuitry architecture that enables you to achieve unprecedented audio quality performance.