DC 4-12V LM386 Electret Microphone Amplifier Board Microphone Amplifier Without Potentiometer for Arduino with Volume Adjustment

DC 4-12V LM386 Electret Microphone Amplifier Board Microphone Amplifier Without Potentiometer for Arduino with Volume Adjustment
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sku: 1005004657880415
$0.49
Shipping from: China

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