ky – 037 3pin Voice Sound Detection Sensor Module Intelligent Smart Vehicle Robot Helicopter Airplane Aeroplane Car for arduino DIY KIT
$68.95
$124.11
Description Size:32mm*17mm*8mm(length*width*height) Main chip:LM393, Electret condenser microphone Working voltage: DC 3.3-5V Signal output indication Single channel signal output The output effective signal is low level When there is sound, outputs low level and the signal light Can be used for Acoustic control light , give sound and light alarm working with Photosensitive sensor ,and sound control, sound detect Circuit board output switch quantity Note: The Maximum induction distance is 0.5M
