20Pcs Sound Detection Sensor Module LM393 Chip Electret Microphone For Arduino


$26.01

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Features:

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

Specification:

Size: 3.1 x 1.6 x 0.8cm
Operating current pressure: 4V – 6V

Package included:

20 x Sound detection sensor module

 
 
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