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Switch Detection LM393 Whistle Switch DC 4-6V Microphone Amplifier for Arduino
- Item No : 375891625407
- Condition : New
- Brand : Unbranded
- Seller : makeupdiarys6
- Current Bid : US $5.11
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* Item Description
- Main chip: LM393, electret microphone. When there is sound detected, the signal indicator will light up. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
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