This is a Sound Sensor Microphone Module. Some Applications like interactive voice switch and loudness level indicator is very suited for this module.

Features :

1. There is a mounting screw hole 3mm.
2.  5v DC power supply
3. With analog output
4. There are threshold level output flip
5. Power indicator light
6. The comparator output is light
7. High Sensitivity Sound Microphone Sensor Detection Module
8. Electric condenser microphone
9. Low-level output signal used for sound control light

Package Includes :

1 x Analog Sound Sensor Microphone Module for Arduino