5Pcs Microphone Sound Sensor Module Voice Sensor High Sensitivity Sound Detection Module Whistle Module

5Pcs Microphone Sound Sensor Module Voice Sensor High Sensitivity Sound Detection Module Whistle Module

banggood Module Board

12.99$
9.99$
DescriptionCan detect the intensity of the sound environmentuse notethe sound sensor can identify the presence of sound according to the principle of vibrationor a particular frequency of sound does not recognize the volume of the sound Sensitivity adjustable digital potentiometer to adjustblue working voltage 3 3 5VOutput formdigital switch output0 and 1 Has a fixed bolt holeconvenient installationSmall board PCB size3 2 cmx1 7 cm Module wiringVCC voltage is 3 3 V to 5 V converterwhich can be directly connected to 3 3 V or 5 V single chip microcontroller GND external to GNDOUT of small plate switch output interface0 and 1InstructionsSound module is the most sensitive to the environment sound intensitycommonly used to detect the intensity of the sound of the surroundings When module in the intensity of the sound environment can not reach set thresholdthe OUT will output high levelwhen the intensity of the sound from the outside environment more than set thresholdthe module OUT output low level Small digital output board OUT can be directly to the microcontrollerthrough single chip microcomputer to detect the high and low levelthus to detect sound environmentPackage included5 x Microphone Sound Sensor Module