NEEWER Black Broadcasting and Recording Microphone-BM-800 This professional condenser microphone adopts the axacting complete electronic circuit control and gold-plate diaphragm capsule^Element:DIA34Pressure Gradient Transducer^Polar Pattern:Uni-directional^Frequency Response:20Hz-20kHz^Sensitivity:-34dB2dB(0dB=1V/Pa at 1kHz)