Sound Control Sensor LM393 Schalter Erkennung Pfeife Schalter für Arduino DIY Kit
5,24 €
Main chip: LM393, electret microphone. When there is sound detected, the signal indicator will light up. 1 x Sound Sensor Module. 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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