Product description
LM386 audio power amplifier module 200 times gain amplifier board mono power amplifier
1. Onboard LM386 Chip.With 200 times gain circuit design
2. On-board speaker wire holder
3. On-board 10K variable resistor, you can adjust the Amplification volume.
4. Onboard power indicator,the main feet of the chip has been leaded, can input audio signal directly .
5. Operating voltage: 5 ~ 12V