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Shure MX412 Microflex 12" Cardioid Condenser Microphone

The Shure MX412/C Microflex® Cardioid Condenser Gooseneck microphones bring a whole new meaning to the word flexible with their fully adjustable gooseneck. Designed for easy replacement and fitted with cardioid  polar pattern, the interchangeable cartridges offer wide frequency response and accurate sound reproduction for a wide variety of applications, such as lecterns, pulpits and speaker panels. Plus, the condenser cartridges fit every model in the Microflex product line for enhanced convenience and consistent sound.

Every ShureMicroflex® Gooseneck features high sensitivity and balanced, transformerless output for maximum immunity to electromagnetic hum and RF interference, even over long cable runs.


  • Available in 12 Inch length
  • Interchangeable cartridges provide the right polar pattern for every application. Currently all fitted with cardioid cartridges
  • Highest standard of quality and efficiency for live audio applications
  • Perfect fit for Lecterns, Pulpits, Podiums and Speaker panels


Type Microflex Gooseneck MX412/C Cardioid Condenser (electret bias)
Frequency Response 50–17000 Hz
Output Impedance 180 Ω actual
Sensitivity (at 1 kHz, open circuit voltage) cardioid 35 dB V/Pa (17.8 mV)
Maximum SPL (1 kHz at 1% THD, 1 k load) 124.2 dB
Equivalent Output Noise (A-weighted) 28 dB SPL
Signal-to-Noise Ratio (referenced at 94 dB SPL at 1 kHz) 66 dB
Dynamic Range (1 k load at 1 kHz) 96.2 dB 100 dB at 0 gain
Power Requirements 11–52 Vdc Phantom, 8.0 mA
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