{"product_id":"inmp441-mems-omnidirectional-microphone-sensor-module-24bit-i2s","title":"INMP441 MEMS Omnidirectional Microphone Module 24-bit I²S","description":"\n\u003ch2\u003eINMP441 MEMS Digital Microphone Sensor Module — High-Precision, Low-Power, Omnidirectional\u003c\/h2\u003e\n\u003cp\u003eCapture clear, natural sound with the \u003cstrong\u003eINMP441 MEMS Omnidirectional Microphone Sensor Module\u003c\/strong\u003e. Engineered for makers, engineers, and hobbyists alike, this compact digital output module delivers high-fidelity audio capture with an industry-standard 24-bit I²S interface — making integration into your next project straightforward and reliable.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Performance, Low-Power MEMS Technology:\u003c\/strong\u003e The INMP441 is a digital output, omnidirectional MEMS microphone with a bottom port, designed for excellent audio performance while consuming minimal power — ideal for battery-powered and embedded applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete All-in-One Solution:\u003c\/strong\u003e Integrates a MEMS sensor, signal conditioning, analog-to-digital converter (ADC), anti-aliasing filter, and power management — all in a single module. Uses the industry-standard \u003cstrong\u003e24-bit I²S interface\u003c\/strong\u003e for seamless audio data transfer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Connection to Digital Processors:\u003c\/strong\u003e The I²S interface allows direct hookup to DSPs, ESP32, Raspberry Pi, Arduino, and other microcontrollers — no audio codec required, simplifying your circuit design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear, Natural Sound with High SNR:\u003c\/strong\u003e Features a flat wideband frequency response for natural, uncolored audio reproduction. The high signal-to-noise ratio (SNR) makes this module excellent for near-field voice capture, voice recognition, and audio logging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact, RoHS-Compliant Surface-Mount Package:\u003c\/strong\u003e Housed in a slim \u003cstrong\u003e4.72 × 3.76 × 1 mm\u003c\/strong\u003e SMD package. Compatible with reflow soldering, maintains sensitivity without degradation, and is \u003cstrong\u003ehalogen-free\u003c\/strong\u003e — meeting the latest environmental and RoHS standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets CE certification requirements for added confidence in quality and compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e INMP441\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 24-bit I²S digital output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicrophone Type:\u003c\/strong\u003e MEMS, omnidirectional\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePort:\u003c\/strong\u003e Bottom port\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 4.72 × 3.76 × 1 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS, Halogen-Free\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 × INMP441 Microphone Sensor Module Set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVoice recognition and smart speaker projects\u003c\/li\u003e\n  \u003cli\u003eIoT audio sensing and data logging\u003c\/li\u003e\n  \u003cli\u003eEmbedded DSP audio processing\u003c\/li\u003e\n  \u003cli\u003eESP32 \/ Arduino \/ Raspberry Pi audio input modules\u003c\/li\u003e\n  \u003cli\u003eNear-field audio capture for DIY electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-wooden-handle-nylon-bristle-paint-brush-for-oil-painting-dusting-and-cleaning-unrechargeable-hand-tool-set-without-batt-2\"\u003e10Pcs Wooden Handle Nylon Bristle Paint Brush — Hand Tool Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw — SK5 Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-professional-heavy-duty-pruning-shears-with-anti-slip-handle-design-suitable-for-trimming-thick-and-sturdy-branches\"\u003e1pc Professional Heavy-Duty Pruning Shears with Anti-Slip Handle\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What interface does the INMP441 microphone sensor module use?\u003c\/h4\u003e\n\u003cp\u003eA: The INMP441 uses an industry-standard \u003cstrong\u003e24-bit I²S digital interface\u003c\/strong\u003e, allowing it to connect directly to microcontrollers, DSPs, and single-board computers like the ESP32, Arduino, and Raspberry Pi without requiring an external audio codec.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the INMP441 module compatible with reflow soldering?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The INMP441 is packaged in a 4.72 × 3.76 × 1 mm surface-mount package that is fully compatible with reflow soldering processes, with no degradation in sensitivity after soldering.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this module RoHS and halogen-free compliant?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The INMP441 module is RoHS compliant and halogen-free, meeting current environmental and safety standards. It is also CE certified.\u003c\/p\u003e\n\u003ch4\u003eQ: What types of projects is the INMP441 sensor module best suited for?\u003c\/h4\u003e\n\u003cp\u003eA: This module is ideal for voice recognition systems, IoT audio sensing, near-field sound capture, embedded audio logging, and any DIY electronics project requiring a compact, high-quality digital microphone input.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo 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.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What interface does the INMP441 microphone sensor module use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The INMP441 uses an industry-standard 24-bit I²S digital interface, allowing it to connect directly to microcontrollers, DSPs, and single-board computers like the ESP32, Arduino, and Raspberry Pi without requiring an external audio codec.\"}}, {\"@type\": \"Question\", \"name\": \"Is the INMP441 module compatible with reflow soldering?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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