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Keyes Microphone Sound Detection Sensor Module for Arduino
Brand Keyes Quantity 1 Color Red Material PCB Features High sensitivity; The module has two outputs: AO£¬ analog output£¬ real-time output of the microphone voltage signal / DO£¬ when the sound intensity reaches a threshold£¬ the output high and low signal threshold - Sensitivity potentiometer adjustment Application Microphone sound detection Other use the DC 5V power supply; with power indicator Packing List 1 x Module