The Shure KSM44A Wired Condenser Microphone features a frequency response of 20 Hz to 20 kHz and an impedance of 50 Ohm. It offers multiple polar patterns including bi - directional, cardioid, and omni - directional, making it versatile for various recording environments. The microphone is equipped with a shock mount to minimize handling noise and ensure clear sound capture. With its dual 1 - inch diaphragms and advanced preamplifier technology, the KSM44A delivers exceptional audio quality, making it the ideal choice for studio and stage performances.