Sell <DYG> DC 5V-12V LM386 electret microphone power amplifier board gain 200 times mic amp best price
5
2
ratings
3
sold
₱138
59% OFF
₱57
| Ships from | Mainland China |
|---|
Product Description
LM386 amplifier chip, the magnification can be adjusted by the board above the adjustable resistance between 20 times to 200 times, you can directly drive low-power speakers for the use of electret microphone.
Operating voltage: DC 4V-12V
Board size: 20mm * 20mm
Package Included:
1 x LM386 Headphone Amplifier Board
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