INMP441 MEMS Omnidirectional Microphone Module I2S Digital

$10.19 $13.16

INMP441 MEMS Omnidirectional Microphone Module with I2S Digital Interface

The INMP441 is a high-precision MEMS omnidirectional microphone module designed for crystal-clear audio capture across the full frequency range. Whether you're building a smart home voice assistant, an IoT device, or a custom DIY electronics project, this compact low-power module delivers exceptional audio fidelity with minimal noise floor — all through a convenient digital I2S interface.

Made in Mainland China.

Key Features

Full-Range High-Quality Audio: Captures clear, accurate sound across the entire audible frequency spectrum, making it ideal for voice recognition, audio sampling, and smart assistant applications.
Ultra-Low Noise Floor: Advanced MEMS technology ensures extremely low background noise, allowing even subtle sounds to be captured with exceptional clarity.
Compact & Lightweight Design: Small form factor and minimal weight make integration into virtually any device effortless — perfect for wearables, drones, and embedded systems.
Digital I2S Interface: Industry-standard I2S digital output provides broad compatibility with microcontrollers and single-board computers (Raspberry Pi, ESP32, Arduino, etc.), delivering high-precision digital audio data.
Low Power Consumption: Optimized for battery-powered and energy-sensitive applications without compromising audio performance.
Omnidirectional Pickup Pattern: Captures sound uniformly from all directions, making it excellent for conference systems, voice command devices, and environmental audio monitoring.

Specifications

Module Type	MEMS Omnidirectional Microphone
Interface	I2S Digital Output
Material	Plastic + Metal
Pickup Pattern	Omnidirectional
Condition	New
Package Contents	1 × INMP441 Microphone Module + 1 × Matching Pin Header

Applications

Smart home voice assistants & voice command systems
IoT environmental audio monitoring
Drone audio recording
DIY electronics & maker projects
Wearable audio devices
Conference systems & intercom modules

Compatible With

ESP32, ESP8266, Raspberry Pi, Arduino, STM32, and most microcontrollers with I2S support.

Notes

Product photos are for reference only; actual size may differ — please refer to the specifications above.
Slight measurement differences may exist due to manual measurement methods.
Colors may vary slightly depending on your monitor's display settings.

Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: What interface does the INMP441 microphone module use?

A: The INMP441 uses a standard I2S (Inter-IC Sound) digital interface, which makes it compatible with a wide range of microcontrollers and single-board computers including ESP32, Raspberry Pi, Arduino, and STM32. This digital interface ensures high-precision audio data transmission and easy integration into your projects.

Q: Is the INMP441 microphone module suitable for smart home voice assistant projects?

A: Yes! The INMP441 MEMS omnidirectional microphone module is an excellent choice for smart home voice assistant builds. Its omnidirectional pickup pattern, low noise performance, and full-frequency audio capture make it ideal for voice command recognition and audio sampling applications.

Q: What is included in the package?

A: Each package includes 1 × INMP441 omnidirectional MEMS microphone module and 1 × matching pin header for easy soldering and integration into your circuit board or breadboard setup.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.