Cardioid Condenser Microphone.Operating Principle: Externally-biased condenserPolar Pattern: CardioidFrequency Response: 20Hz to 20KHzSensitivity: -36dBV (16mV) @ 1 Pa Impedance: 200 ohmsMax SPL: 143dB, 1% THD,attenuator engaged Self Noise: 10dBA.Hi-pass Filter: 100Hz,6dB/oct. Attenuator: 10dB.Power Requirements: P24,P48,8mA.Studio Vocals, Voice-over, Choir, Orchestra, Acoustic Instrument, Guitar Cabinets, Bass Cabinets, Strings, Piano, Cymbals/Overheads.