INMP441 MEMS Omnidirectional Microphone Module - I2S Digital Interface, 24-Bit

Product description Product Highlights

• The INMP441 is a cutting-edge digital MEMS microphone designed for high-performance audio capture in smart homes, voice assistants, and IoT devices.
• With its bottom port design and advanced features, this microphone delivers crystal-clear sound quality while consuming minimal power.
• High Precision: Equipped with a 24-bit digital I2S interface for ultra-precise audio processing.
• Outstanding Sound Quality: Boasts a remarkable signal-to-noise ratio of 61 dBA, ensuring exceptional clarity even in noisy environments.
• Wide Frequency Response: Flat response from 60Hz to 15kHz ensures natural and balanced sound reproduction.
• Energy Efficient: Consumes only 1.4mA of current, ideal for battery-powered applications.
• Compact Design: Measures just 14mm x 14mm, making it perfect for space-constrained designs.

Perfect for portable recorders Crystal-clear sound quality with 61 dBA SNR

• Ideal for smart home and IoT applications
• Seamless connection via I2S interface

High precision 24-bit digital output Crystal-clear sound quality with 61 dBA SNR

• Plug-and-play simplicity with I2S interface
• Ultra-low power consumption at 1.4 mA
• Wide frequency response 60Hz-15kHz
• Durable MEMS technology for reliability

Electrical Parameter Signal-to-Noise Ratio (SNR): 61 dBA Sensitivity: -26 dBFS Frequency Range: 60Hz to 15kHz Power Consumption: 1.4mA PSR (Power Supply Rejection): -75 dBFS Interface: Industry-standard 24-bit I2S with SCK, WS, L/R, and SD pins Compatibility: This microphone works perfectly with the ESP32 development board. Follow these simple connections SCK → GPIO14 SD → GPIO32 WS → GPIO15 L/R → GND GND → GND

• 【Crystal-Clear Sound Quality】 The INMP441 microphone delivers an impressive 61 dBA signal-to-noise ratio, ensuring crystal-clear audio capture even in noisy environments. Its wide frequency response (60Hz-15kHz) guarantees accurate sound reproduction, perfect for musicians, podcasters, or anyone who demands top-tier audio performance.
• 【Plug-and-Play Simplicity】 Designed with convenience in mind, the INMP441 features a standard 24-bit I2S interface that connects seamlessly with popular devices like ESP32 modules, microcontrollers, and DSPs—no additional audio codec required! Simply follow our step-by-step guide to set up your development board Design】 With ultra-low power consumption at just 1.4 mA, the INMP441 is ideal for battery-powered applications. Whether you\'re building a portable recorder or integrating into IoT devices, this microphone ensures long-lasting performance without compromising quality.
• 【Versatile & Reliable】 Built with durable MEMS technology, the INMP441 offers exceptional stability across various conditions. Its high PSR (-75 dBFS) and -26 dBFS sensitivity make it suitable for both close-range voice recording and ambient sound collection, delivering consistent results every time.
• 【Compact Size for Seamless Integration】 Measuring only 14mm x 14mm, the INMP441 fits easily into tight spaces while maintaining superior audio quality. Its compact design makes it perfect for wearable tech, smart home devices, or any project where space is limited but performance isn’t compromised.