Sensitive microphone sensor module

PL2303 USB To RS232 TTL Converter
SIM900A GSM/GPRS 900/1800MHz Module Board
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₨300

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Description

Sound detection Module has two outputs:

  1. AO, analog output, real-time output voltage signal of the microphone
  2. DO, when the sound intensity reaches a certain threshold, the output high and low signal

The threshold-sensitivity can be adjusted via potentiometer on the sensor

Package Include:

1x Sensitive microphone sensor module

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