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Sound Detection Sensor Module Electret Microphone, LM393 Chip

8.90

2 in stock

Product Description

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