Signal output indication.

Single channel signal output

The output effective signal is low level

When there is sound,output low level and the signal lights

Can be used for Acoustic control light; give sound and light alarm working with Photosensitive sensor

Size: approx. 32mm*17mm*15mm(length*width*height)

Main Chip: LM393, Electret condenser microphone

Working Voltage: DC 3-5.5V

Net Weight: 3g

Note: The Maximum induction distance is 0.5M