LM386 Based 20 Multiplier Gain Audio Amplifier Module

Specifications:

• On-board LM386 chip
• Circuit designed for 20 multiplier benefits
• On-board speaker wiring block
• On-board 10K variable resistor, you can adjust the gain in audio volume
• On-board power indicator
• The chip pin leads, can be directly connected to input audio signal
• The operating voltage: 5 ~ 12V
• Board size: 40.7 (mm) x 13.7 (mm)