SSM2167 Microphone Preamplifier Module with Compression, Noise Gate and Limiter (DC 3V–5V)

Take control of your audio clarity with a compact yet powerful microphone preamplifier module designed for clean, professional sounding voice input. Whether you're building DIY audio gear, upgrading communication systems, or improving recording quality, this module delivers consistent output with minimal noise. Powered by the trusted SSM2167 chip, it combines amplification, compression, and noise reduction in one efficient board. Ideal for hobbyists, engineers, and creators, this audio preamp with compression ensures your voice stays clear and balanced in any setup.

Key Features
Integrated compression and limiting automatically balance loud and soft signals for consistent audio
Built in noise gate reduces background noise and enhances voice clarity
Operates on low voltage DC 3V–5V, perfect for portable and embedded systems
Compact PCB design suitable for DIY electronics and space constrained projects
Adjustable parameters allow tuning of compression ratio and noise threshold

Why Choose Our SSM2167 Microphone Preamplifier Module with Compression, Noise Gate and Limiter (DC 3V–5V)
Unlike basic amplifier boards, this SSM2167 preamp board integrates multiple audio processing functions into a single chip, reducing complexity while improving performance. It enhances weak microphone signals, controls dynamic range, and filters unwanted noise simultaneously. This results in clearer, more professional audio without needing additional external circuits.

Perfect For (Occasions & Uses)
DIY audio projects and electronics prototyping
Ham radio, intercom, and communication systems
Voice recording setups and portable audio devices
Microphone upgrades for better speech clarity
Embedded systems requiring low power audio processing

How It Works / How to Use
Connect your microphone input to the module and supply 3V–5V power. The onboard circuitry amplifies the signal, compresses dynamic peaks, and suppresses low level noise automatically. Adjustable resistors allow fine tuning depending on your application needs.

Product Specs
Working voltage: DC 3V–5V
Core chip: SSM2167
Functions: amplification, compression, limiting, noise gate
Size: approx. 0.87x0.59in (2.2x1.5cm)
Application: voice band audio systems and communication devices

Upgrade Your Audio Signal Today
Experience clearer, more controlled sound with the SSM2167 Microphone Preamplifier Module and bring professional quality audio into your next project.