LM393 Based Microphone Sound Detection Sensor Module in Pakistan

The KY-038 Microphone Sound Detection Sensor Module for Arduino is a very basic sound level detector module that features an electric condenser microphone. It is part of a sensor kit that can be purchased and the main part of the module is an LM393 comparator. There are 2 LEDs on board, one is for power and the other indicates when the sensor reaches a certain value