LM386 Mono Amplifier Module 200x Gain | 5V–12V DIY Audio

LM386 Mono Amplifier Module – 200× Gain, Single Channel

Take your electronics DIY projects to the next level with this compact LM386 Mono Amplifier Module. Featuring a powerful onboard LM386 chip and a 200× gain circuit, this single-channel audio amplifier board delivers louder, clearer sound output from any compatible speaker system. Whether you're building a custom audio device, experimenting with electronics, or putting together a DIY kit, this module is an essential, easy-to-use component.

Key Features

• Onboard LM386 Chip: Industry-trusted IC renowned for consistent, high-quality audio amplification performance.
• 200× Gain Design: Dramatically amplifies audio signals for noticeably louder and cleaner output — ideal for low-power speaker setups.
• Wide Input Voltage Range: Operates on 5V–12V DC, compatible with Arduino, Raspberry Pi, and most DIY electronics platforms.
• Single Channel (Mono) Output: Clean, focused mono audio signal — perfect for voice output modules, intercoms, and compact speaker builds.
• Ultra-Compact Form Factor: Measures just 41 × 14 × 14 mm (1.61 × 0.55 × 0.55 in), saving board space and fitting into tight enclosures.
• Easy Integration: Clearly labeled solder pads for quick wiring — no additional components required for basic operation.
• Versatile Applications: Suitable for speaker driver circuits, electronic DIY kits, audio experiments, robotics, and educational electronics projects.

Specifications

• IC: LM386
• Gain: 200× (with external capacitor configuration)
• Input Voltage: 5V – 12V DC
• Channels: 1 (Mono)
• Dimensions: 41 × 14 × 14 mm / 1.61 × 0.55 × 0.55 in
• Application: DIY electronics, audio amplification, speaker circuits

What's in the Box

• 1 × LM386 Mono Amplifier Module

For more information on safe electronics and DIY project best practices, visit the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: What does the LM386 Mono Amplifier Module do?

A: The LM386 Mono Amplifier Module amplifies low-level audio signals using the onboard LM386 integrated circuit. With a 200× gain circuit, it boosts audio output significantly, making it ideal for driving small speakers in DIY electronics projects, educational kits, and custom audio builds.

Q: What input voltage does the LM386 amplifier module require?

A: This module accepts a wide DC input voltage range of 5V to 12V, making it compatible with common electronics platforms such as Arduino, Raspberry Pi, and standard DC power supplies.

Q: Is this amplifier module easy to connect to my project?

A: Yes — the board features clearly labeled solder pads for audio input, power supply (VCC and GND), and speaker output. Most basic setups require no additional components, so you can integrate it into your circuit quickly and easily.

Q: What types of projects is this LM386 module best suited for?

A: This module is ideal for a wide range of DIY electronics applications, including compact speaker drivers, voice-output modules, intercom systems, audio amplification experiments, robotics audio, and electronics learning kits.