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: 4gSize: 3.1 x 1.6 x 0.8cmOperating current pressure: 4V - 6V
Package included:
3 x Sound detection sensor module