The KY-037 is a high sensitivity microphone module that can be used with microcontroller boards. It is a small, compact module that contains a built-in microphone and amplifier circuitry. The module converts sound waves into electrical signals that can be read by a microcontroller. This module is capable of detecting sounds even at low volumes, which is useful for applications such as speech recognition, noise level detection, and noise-activated switches. It can be used with a wide range of microcontrollers such as Raspberry Pi and many other microcontroller boards. Sensor with microphone for noise detection With LM393 and potentiometer Adjustable switching contact Operating voltage 3.3 V - 5 V Usual high quality and fast delivery directly from Germany by ordering at AZ-Delivery Of course you will receive when buying through AZDelivery fully automatic and guaranteed also a Invoice incl. VAT and according to German standards Guaranteed ROHS conformity Through purchase from German dealer https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-07-23 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-10-22 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-10-31 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-11-01 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-11-26 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-11-27 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2021-12-27 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2023-01-19 https://elecena.pl/product/19120076/ky-037-high-sensitivity-microphone 2024-04-30