Sound sensor

Sound sensor

  • $30.00
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This sensor uses the audio processing chip LM386, which can amplify audio to detect the presence or absence of environmental sounds or determine the intensity of the sound (the specific number of decibels cannot be measured). This sensor will amplify the audio signal by 200 times, and its sensitivity is variable.

Microphone Sensitivity: 52dB
Working Voltage: 3.3V-5.3V
Band: 50Hz-20KHz

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