The CK31 is a high-performance condenser microphone capsule with a wide cardioid polar pattern, especially designed for inexperienced speakers and applications where more than one person uses the microphone in turn. The CK31 capsule is integrated in a rugged metal housing and fits any mounting module of the DAM Series. To prevent contact problems, the capsule is equipped with large-area, self-cleaning, gold-plated contacts with deep threads to prevent misalignment and ensure extra-long life. The package includes a special two-part windscreen, which efficiently reduces wind and pop noise. Included Accessories: W30 WindscreenFeaturesCardioid polar pattern eliminates noise from the rear125° pickup angle for inexperienced or very vivacious speakersHighly reliable capsule contacts prevent contact problems and ensure extra-long lifeHighly efficient two-in-one windscreen reduces wind and pop noise equallyWide frequency range for a speech-optimized audio performanceTechnical SpecsAudio Frequency Bandwidth: 50 to 20000 HzSensitivity: 20 mV/PaEquivalent Noise Level: 21 dB-ASignal to Noise Ratio: 73 dB-APolar Pattern: cardioidVoltage: 9 to 52 VCurrent: 3 mAFinish: matte dark gray