SCU250 SKU SCU250-261 MICROPHONE, BOUNDARY, SURFACE MOUNT, CARDIOID Please log in to see price or purchase this item Request an account Line Comment Special Price Features:Cardioid pickup patternFull, rich reproduction of voice and musicLow sensitivity to thumping noisePhantom power operated250-ohm impedanceFrequency response range of 20 Hz - 18 kHzSensitivity of -58 dB +/- 3 dB