Electret Microphone Amplifier - MAX4466 with Adjustable Gain : ID 1063 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
GY-MAX4466 Electret Microfono Amplificatore, Breakout Sensor MAX4466 c – AZ-Delivery
AZDelivery GY-MAX4466 Electret Microfono Amplificatore, Breakout Sensor MAX4466 compatibile con Arduino e Raspberry Pi incluso un E-Book! : Amazon.it: Informatica