Chip: LM393, electrec microphone; Working voltage: DC 4 ~ 6 V; With a signal output instruction. One single channel output. low level output signal; When there is sound output low, lights lit. Can be used for voice-activated lights, with light sensors make a sound and light alarm, and voice control, voice detection occasions.
For your DIY project
1 x Sound detection sensor module
Dimensions: 1.50 in x 0.63 in x 0.39 in (3.8 cm x 1.6 cm x 1.0 cm)
Weight: 0.18 oz (5 g)
Serial.begin(9600); // sets the serial port to 9600
sensorValue = analogRead(0); // read analog input pin 0Serial.println(sensorValue, DEC); // prints the value readdelay(100); // wait 100ms for next reading
Note : The seller assumes all responsibility for listing this item. Please contact the seller to resolve any questions before or after purchasing the item. Currency is RM (Ringgit Malaysia) unless otherwise noted.