Purchase Qty. Reference FOB Price
10-99 Pieces US$0.67
100-499 Pieces US$0.64
500-999 Pieces US$0.62
1,000+ Pieces US$0.59
Product Description
Description: This is microphone voice sound sensor module for Arduino Model: KY-038 Adopt LM393 main chip Electric condenser microphone Features Single channel signal output Low level output signal used for sound control light Great module for sound alarm system Working voltage: For DC ...