Fermion I2S MEMS Microphone Breakout Board for ESP32

The Fermion: I2S MEMS Microphone Breakout from DFRobot is a compact, high-performance digital audio module designed for seamless integration with microcontrollers such as the ESP32. This breakout board features a top-port MEMS sensor, providing low noise and high sensitivity for reliable audio capture in a wide range of projects.

The sensor delivers I2S digital output directly, simplifying connections to microcontrollers with I2S audio interfaces. It boasts a signal-to-noise ratio of 59dB and supports a sound pressure level of up to 140dB, ensuring clear audio capture even in dynamic environments. With a low power consumption and a small footprint, this module is ideal for embedded applications, including voice recognition, recording, AI learning, and Bluetooth audio transmission.

The board is designed with all components on the top side, allowing for convenient surface mounting into various devices. DFRobot supplies an Arduino library, enabling quick and straightforward setup on the ESP32 platform. The module operates at a DC voltage of 3.3V and features omnidirectional sensitivity. The product includes a 6P black single-row pin connector for wiring, and is compatible with FireBeetle 2 ESP32-E IoT development boards. Its robust MEMS sensor ensures high reliability, making it a versatile choice for audio-based projects.

Specifications

• Small in size with low power consumption
• High performance with I2S digital output
• Low noise MEMS sensor for reliable capture
• Omnidirectional sensitivity
• 140dB sound pressure level
• Signal-to-noise ratio of 59dB

Whether you are building a smart home audio project, a voice-controlled device, or an AI learning platform, this I2S MEMS microphone breakout offers a compact, efficient, and accurate audio solution.