INMP441 Omnidirectional MEMS Microphone Module With I2S Digital Output Low Power And High Precision Bottom Port Ideal For PCB Embedded Audio Systems Microcontroller Projects And Pro Audio Applications 5 Piece Pack

INMP441 MEMS Omnidirectional Microphone - 5-Pack, I2S 24-bit
✔️ 24-bit I2S output, SNR 61 dBA, 60 Hz-15 kHz, 1.4 mA

The INMP441 is a compact, digital omnidirectional MEMS microphone module with a bottom port. It outputs a 24-bit I2S signal that can connect directly to microcontrollers or DSPs, making it a solid choice for voice capture in embedded systems and DIY audio projects.

✅ Includes 5 microphone modules per pack
✅ Digital I2S interface with 24-bit data
✅ SNR 61 dBA for clean voice pickup
✅ Sensitivity -26 dBFS for strong output
✅ Frequency response 60 Hz to 15 kHz
✅ Low power consumption 1.4 mA

💡 What is an I2S MEMS microphone module used for in DIY audio projects?

The handy answer is that it provides a direct digital mic input that can feed ESP32, RP2040, STM32, or DSPs via I2S, simplifying the signal chain.

• Direct I2S data stream to microcontrollers and processors
• Eliminates external codecs and ADCs for a lean design
• Well-suited for voice control, conferencing gear, and smart devices
• Low power consumption supports battery-powered projects