Microphone Sensor AVR PIC High Sensitivity Sound Detection Module For Arduino GM
$0.81
Features:The use 5v DC power supplyWith analog outputThere are threshold level output flipHigh sensitive microphone and high sensitivity.A power indicator lightThe comparator output is lightThere is a mounting screw hole 3mmFor sound detection module has two outputs:1. AO, analog output, real-time output voltage signal of the microphone2. DO, when the sound intensity reaches a certain threshold, the output high and low signalPackage Included:1 x Microphone Sensor AVR PIC High Sensitivity Sound Detection Module For Arduino
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