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MS3625 I2S MEMS Microphone Module – INMP441 Compatible, for ESP32
MS3625 I2S MEMS Microphone Module – INMP441 Compatible, for ESP32
KShs 450.00
Capture high-quality digital audio with the MS3625 MEMS Microphone Module, fully compatible with INMP441 and featuring an I2S digital interface for seamless integration with ESP32, Arduino, and embedded AI projects. Perfect for voice recognition, sound monitoring, robotics, IoT applications, and STEM education.
Product Overview
The MS3625 Omnidirectional MEMS Microphone Module is a high-precision digital microphone designed for modern embedded systems, IoT devices, robotics, and AI-powered edge computing applications.
Built with an I2S digital audio interface, this module provides superior audio quality compared to traditional analog microphones while minimizing noise and simplifying integration with microcontrollers such as ESP32, ESP32-S3, ESP32-C3, STM32, Raspberry Pi Pico, and Arduino-compatible platforms.
Its omnidirectional pickup pattern allows sound detection from all directions, making it ideal for voice-controlled devices, audio recording systems, smart assistants, environmental monitoring, and machine learning applications.
Key Features
| Feature | Benefit |
|---|---|
| INMP441 Compatible | Easy replacement and project migration |
| I2S Digital Interface | High-quality noise-resistant audio transmission |
| Omnidirectional Pickup | Captures sound from all directions |
| High Sensitivity MEMS Sensor | Accurate voice and sound detection |
| Low Power Consumption | Suitable for battery-powered devices |
| Compact Design | Ideal for embedded applications |
| ESP32 Compatible | Perfect for IoT and AI projects |
| Plug-and-Play Wiring | Easy integration into prototypes |
| Digital Audio Output | Eliminates analog signal noise |
| Edge AI Ready | Supports speech and sound classification projects |
Applications
| Application | Description |
| Smart Voice Assistants | Voice command recognition |
| Smart Home Systems | Voice-enabled automation |
| Robotics | Sound localization and interaction |
| AI Edge Computing | Audio classification and inference |
| IoT Devices | Remote sound monitoring |
| Security Systems | Audio-triggered alerts |
| Environmental Monitoring | Noise level detection |
| Educational Projects | Embedded audio learning |
| Industrial Monitoring | Equipment sound analysis |
| Audio Recording | Digital sound capture |
| IoT Prototyping | Wireless sound sensors |
| Research | Acoustic analysis |
| Consumer Electronics | Voice-enabled products |
Benefits
Crystal-Clear Digital Audio
The I2S interface transfers audio digitally, reducing interference and improving audio fidelity.
Designed for Modern IoT
Works seamlessly with ESP32-based wireless projects requiring reliable voice and sound acquisition.
Compact and Lightweight
Small form factor enables easy installation in portable and embedded systems.
Excellent Learning Platform
Ideal for students and makers learning digital audio processing, voice recognition, and AI applications.
Specifications
| Specification | Details |
|---|---|
| Product Type | Digital MEMS Microphone Module |
| Model | MS3625 |
| INMP441 Compatibility | Fully Compatible |
| Microphone Type | Omnidirectional MEMS |
| Interface | I2S Digital Audio |
| Operating Voltage | 3.3V DC |
| Output Format | Digital Audio |
| Frequency Response | Approx. 60Hz–15kHz |
| Sensitivity | High Sensitivity MEMS Sensor |
| Power Consumption | Low Power |
| Dimensions | Compact PCB Module |
| Weight | Lightweight |
| Compatibility | ESP32, ESP32-S3, ESP32-C3, STM32, Raspberry Pi Pico |
| Programming Support | Arduino IDE, ESP-IDF, PlatformIO |
| Applications | Voice Recognition, AI, Robotics, IoT |
Technical Highlights
- MEMS Microphone Technology
- Omnidirectional Sound Capture
- Digital I2S Audio Output
- Low Noise Performance
- High Sensitivity Audio Detection
- Compact PCB Design
- Low Power Operation
- Supports Real-Time Audio Processing
- High-performance MEMS microphone sensor
Why Choose This Product?
Unlike conventional analog microphone modules, the MS3625 provides clean digital audio through the I2S protocol, making it suitable for advanced voice recognition, TinyML, Edge AI, and smart automation projects.
It is a cost-effective solution for developers looking to build:
- Voice-controlled devices
- AI-powered assistants
- Smart home systems
- Sound monitoring networks
- Interactive robotics
without requiring complex analog signal conditioning.
Beginner Use Cases
| Project | Learning Outcome |
| Sound Detection Alarm | Learn digital audio input |
| Voice Trigger System | Understand microphone interfacing |
| ESP32 Audio Logger | Learn data acquisition |
| Smart Home Voice Control | Explore automation concepts |
Professional Use Cases
| Project | Application |
| Voice Assistants | Speech recognition systems |
| TinyML Devices | Audio classification |
| Industrial Monitoring | Acoustic anomaly detection |
| Robotics | Human-machine interaction |
| Smart Buildings | Noise monitoring systems |
Package Includes
- 1 × MS3625 MEMS Microphone Module
- Pre-soldered Header Pins (if supplied by manufacturer)
- Basic Interface Documentation
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