MAX9812 Electret Microphone module MIC amplifier board pickup preamp DC3.6-12V

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mickcara
a00093-1
In stock
$22.00
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25x20
42.5x9
$22.00
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Power input: If you use a 3V battery to supply power, you can input it from the --3V-DC-IN position. Note: There is no 3v interface for the 42.5*9mm module. (Note: The voltage at this position should not exceed 4V or the chip will be damaged). -12V-DC-IN position input (3.6-12V DC voltage can be input at this position)



 


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How to choose the correct size:

Step 1 Please measure your foot length carefully.

Step 2 Please choose the correct size according to your foot length and chinese size.

For example, If your foot length is 255 mm , you should choose the size 8.

Step 3 If you\'re not sure of the correct size, you can click chat with us!

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MAX9812 Electret Microphone module MIC amplifier board pickup preamp DC3.6-12V
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