---
product_id: 91483603
title: "I2S MEMS Microphone Breakout - SPH0645LM4H (3421)"
brand: "adafruit"
price: "₹ 1762"
currency: INR
in_stock: true
url: https://www.desertcart.in/products/91483603-i2s-mems-microphone-breakout-sph0645lm4h-3421
store_origin: IN
region: India
---

# Purely digital output, no analog conversion Wide frequency range: 50Hz - 15kHz for crisp audio Compact size: 3 x 2 x 1 inches, ultra-thin form factor I2S MEMS Microphone Breakout - SPH0645LM4H (3421)

**Brand:** adafruit
**Price:** ₹ 1762
**Availability:** ✅ In Stock

## Summary

> 🎙️ Elevate your audio game with the future-ready digital mic!

## Quick Answers

- **What is this?** I2S MEMS Microphone Breakout - SPH0645LM4H (3421) by adafruit
- **How much does it cost?** ₹ 1762 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/91483603-i2s-mems-microphone-breakout-sph0645lm4h-3421)

## Best For

- adafruit enthusiasts

## Why This Product

- Trusted adafruit brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ultra-Compact Design:** Fits seamlessly into sleek, modern setups without bulk
- • **Broad Frequency Capture:** From deep bass to bright highs, capture 50Hz to 15kHz effortlessly
- • **Unidirectional Precision:** Focus on your sound source with minimal background interference
- • **Crystal-Clear Digital Audio:** Skip analog noise with a purely digital MEMS mic output
- • **Optimized for Cortex M-Series:** Plug-and-play with single-board computers for rapid prototyping

## Overview

The Adafruit I2S MEMS Microphone Breakout (SPH0645LM4H) is a compact, purely digital microphone designed for professional-grade audio recording and detection. With a frequency range of 50Hz to 15kHz and a low noise floor of 15 dB, it delivers clear, precise sound ideal for voice and video applications. Its ultra-thin form factor and compatibility with Cortex M-series chips and single-board computers make it a versatile choice for modern audio projects.

## Description

best product

## Features

- Smaller and thinner than 'classic' electret microphones
- Low cost MEMS mic with a range of about 50Hz - 15KHz
- Good for just about all general audio recording/detection
- Purely digital, No analog conversion required!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Antenna Location | Voice Recording, Video Recording, Video Conference |
| Asin | B06XNL2GBW |
| Audible Noise | 15 db |
| Audio Sensitivity | 94 db |
| Best Sellers Rank | #6,320 in Musical Instruments (See Top 100 in Musical Instruments) #77 in Condenser Microphones #331 in Single Board Computers (Computers & Accessories) |
| Brand | Adafruit |
| Built In Media | Microphone |
| Color | Blue |
| Compatible Devices | Personal Computer |
| Connectivity Technology | XLR |
| Connector Type | XLR |
| Customer Reviews | 4.6 4.6 out of 5 stars (71) 4.6 out of 5 stars |
| Enclosure Material | Plastic |
| Frequency Range | 50Hz - 15kHz |
| Frequency Response | 15 KHz |
| Hardware Platform | PC |
| Impedance | 16 ohm |
| Item Dimensions | 3 x 2 x 1 inches |
| Item Weight | 5 g |
| Manufacturer | Adafruit |
| Maximum Frequency | 15 KHz |
| Mfr Part Number | 3421 |
| Microphone Form Factor | Mini |
| Model Name | Adafruit I2S MEMS Microphone Breakout |
| Model Number | 3421 |
| Number Of Batteries | 1 Lithium Ion batteries required. |
| Number Of Channels | 1 |
| Number Of Items | 1 |
| Polar Pattern | Unidirectional |
| Power Source | Corded Electric |
| Signal To Noise Ratio | 15 db |
| Special Feature | Purely digital with a digital output, optimized for Cortex M-series chips and single-board computers |
| Upc | 717520031291 604776613404 |

## Product Details

- **Brand:** Adafruit
- **Color:** Blue
- **Compatible Devices:** Personal Computer
- **Connectivity Technology:** XLR
- **Connector Type:** XLR
- **Included Components:** Microphone
- **Model Name:** Adafruit I2S MEMS Microphone Breakout
- **Polar Pattern:** Unidirectional
- **Recommended Uses For Product:** Voice Recording, Video Recording, Video Conference
- **Special Feature:** Purely digital with a digital output, optimized for Cortex M-series chips and single-board computers

## Images

![I2S MEMS Microphone Breakout - SPH0645LM4H (3421) - Image 1](https://m.media-amazon.com/images/I/611Bn5t945L.jpg)

## Frequently Bought Together

- Adafruit I2S MEMS Microphone Breakout - SPH0645LM4H (3421)
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**Shop now:** [https://www.desertcart.in/products/91483603-i2s-mems-microphone-breakout-sph0645lm4h-3421](https://www.desertcart.in/products/91483603-i2s-mems-microphone-breakout-sph0645lm4h-3421)

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*Product available on Desertcart India*
*Store origin: IN*
*Last updated: 2026-09-25*