Sound Detector – Digital Output

1. Can detect ambient sound intensity, the use of note: the sensor can only identify the presence of (according to the principle of vibration) of sound does not recognize the sound or the size of the particular frequency of sound.
2. Sensitivity adjustable
3. Working voltage:DC 4-6V
4. The output form Digital switch output (1 s and 0 s + v)
5. Equipped with a fixed bolt hole, convenient installation
6. Size:34mm*16mm*15mm(length*width*height)
7. Main chip: LM393, with polar microphone.