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OpenDepotSZ - Arduino Wholesale from Shenzhen
1 item $0.37
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View cart “mini 5A 90W DC 4.5V-35V 5V 12V 24V PWM Module Dimmer Speed Controller Adjustable Voltage Regulator Dimmer” has been added to your cart.
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Home Sensors, Modules Microphone Sound Voice Whistle Detection Sensor Module Red KY-037
Microphone Sound Voice Whistle Detection Sensor Module Blue $0.24
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Microphone Sound Voice Whistle Detection Sensor Module KY-038 $0.26

Microphone Sound Voice Whistle Detection Sensor Module Red KY-037

$0.24

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SKU: ARD2179 Category: Sensors, Modules
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Description

for sound detection
The module has 2 outputs:
1. AO, analog output, output the voltage signal of the microphone in real time
2. DO, when the sound intensity reaches a certain threshold, output high and low level signals [threshold-sensitivity can be adjusted by potentiometer]

Module Features:
1. There are 3mm mounting screw holes
2. Powered by 5v DC power supply
3. With analog output
4. Threshold flip level output
5. High-sensitivity microphone with high sensitivity.
6. There is a power indicator light
7. The output of the comparator has an indicator light

Additional information
Weight 0.005 kg
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