Electret Microphone Amplifier - MAX9814 with Auto Gain Control

Features:

• Chipset: Max9814
• Takes in sound via the onboard mic and outputs amplified audio
• Low output noise
• Small package
• High sensitivity
• Default gain: 60dB (can also be adjusted to 40dB or 50dB by connecting the Gain pin to VCC or GND)
• Default attack/release ratio: 1:4000 (can also be adjusted to 1:2000 or 1:500 by connecting the AR pin to VCC or GND)
• 20-20KHz Electret Microphone onboard
• Operating voltage: 3.3V
• Output Type: Analog
• Size: 25 x 9mm x 8mm high
• Arduino Compatible (connect VCC pin on microphone to 3.3V, GND to GND and Out pin to A0)