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1. has the signal output instructions.
2. single signal output.
3. effective signal output for low level.
4. sensitivity adjustable pure tone.
5. have the field cuts have signal output
6. circuit boards output switch quantity! (can be directly by SCM)
Can detect the intensity of the sound environment
Sensitivity adjustable (shown in blue digital potentiometer control)
With the retaining bolt hole, convenient installation
Output form digital switch output (0 and 1 high and low level)
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
Working voltage:DC 3.3-5V
Small board PCB size: 3.4 x 1.6 cm