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    5pcs for Arduino sound detection sensor modules sound sensor intelligent vehicle rc

    • Item No : 177177612197
    • Condition : New
    • Brand : Markenlos
    • Seller : *mikesaunty
    • Current Bid : US $5.35

    • * Item Description

    • Main chip:LM393. Electret condenser microphone. Circuit board output switch quantity. when there is sound,outputs low level and the signal light. the output effective signal is low level. R eference routines, circuit diagram and detailed specification will be provided after perchase.
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