10Pcs KY-038 Microphone Sound Sensor Module For
Description
Brand:KEYES
Model:KY-038
Adopt LM393 main chip
Electric condenser microphone
Features Single channel signal output
Low level output signal used for sound control light
Great module for sound alarm system
Working voltage:DC 4-6V
Interface definition
AO:analog output sensor
GND:ground
VCC:Power supply input range:3V-24V.
DO:Digital Output (comparator output)
Two red LED indication:POWER and SENSOR. POWER:Power is off. SENSOR:When the microphone senses sound reaches a certain value, this LED light.
Package included
10 x Voice sound sensor module
Additional information
| Weight | 0.03 kg |
|---|
Reviews