Minami microphone units have -47dB sensitivity

Minami Audio Equipment Co. Ltd has expanded its product portfolio with the release of its UCM9750 unidirectional electret condenser microphone that features a sensitivity of -39dB ±3dB, -41dB ±3dB, -43dB ±3dB or -47dB ±3dB.

Rated at 10V, the devices have a sensitivity reduction within -3dB and SNR of 58dB minimum. It operates within the 100Hz to 10kHz frequency range and consumes 0.4mA maximum.