3Pcs Sound Detection Sensor Module LM393 Chip Electret Microphone For Arduino

Features:

The product boast of output signal instruction.
Single-channel signal output.
Output valid signal is low and the light will be bright.

Specification:

Weight: 4g
Size: 3.1 x 1.6 x 0.8cm
Operating current pressure: 4V - 6V

Package included:

3 x Sound detection sensor module