3pcs CJMCU MAX9814 High Performance Microphone AGC Amplifier Module CMA-4544PF-W For Arduino

Specifications:

– Supply Voltage: 2.7v-5.5v @ 3mA current
– Output: 2Vpp on 1.25V bias
– Frequency Response: 20Hz – 20KHz
– Programmable Attack and Release Ratio
– Automatic gain, selectable max from 40dB, 50dB or 60dB
– Low Input-Referred Noise Density of 30nV/
– Low THD: 0.04% (typ)
– Low Power Shutdown Mode
– Built-in 2V low-noise microphone bias
– -40°C ~ +85°C extended temperature range

Package included:

3 x Microphone AGC Amplifier Module