LM386 forstærker modul

Length: 4cm
Width: 1.3cm
Height: 1.2cm
Working voltage: 5 ~ 12V

Features:
- LM386 chip
- 200 times the gain circuit design
- Onboard speaker docking seat
- Onboard 10K adjustable resistance, you can adjust the volume 
- Onboard power indicator
- The chip's main pin has been drawn, you can directly input the audio signal