Adafruit 1713 Electret Microphone Amplifier - MAX9814 with Auto Ga...

Adafruit-Electret-Microphone-with-Built-in-Amplifier-Adafruit-1713-P-The-Adafruit-Electret-Microphone-AGC-Amplifiers-feature-a-built-in-microphone-and-use-the-MAX9814-microphone-amplifier-The-amplifier-s-automatic-gain-control-will-reduce-loud-sounds-and-amplify-the-quiet-ones-to-minimise-volume-related-distortion-You-can-configure-the-maximum-gain-to-40-50-or-60dB-and-the-Attack-Release-ratio-to-1-4000-1-2000-or-1-500-via-jumper-settings-P-P-The-amplifier-s-output-is-approximately-2V

Price: 10.26 from Rapid Online Rapid Electronics Ltd.