- Size: 32mm * 17mm * 8mm (length * width * height)
- Main chip: LM393, Electret condenser microphone
- Working voltage: DC 4-6V
- 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