MAX9814 Microphone AGC Amplifier Board Module Microphone Sound Amplification/microphone Head Sensor

Specifications:

Power supply voltage: 2.7v-5.5v@3mA electric current Output: 2Vpp under a bias voltage of 1.25V Frequency response: 20Hz-20KHz Programmable action time Programmable action to release time ratio Automatic gain, with a maximum selection of 40dB, 50dB, or 60dB Low input reference noise density of 30nV/ Low THD: 0.04% (typical value) Low power shutdown mode Built in 2V low-noise microphone bias