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High-Quality Digital MEMS Microphone at Competitive Price
Adafruit I2S MEMS Microphone Breakout, model SPH0645LM4H, is a compact digital microphone measuring 0.66 x 0.5 x 0.07 inches. It offers a frequency response of 50Hz to 15KHz, making it suitable for general audio detection and recording applications.
This MEMS microphone is purely digital, eliminating the need for analog conversion, and is optimized for Cortex M-series chips and single-board computers. Reviewers highlight its small size, digital output, and broad frequency range, making it ideal for IoT and embedded projects.
Imported from USA, it supports Indian voltage standards and is shipped via ExpressBox, arriving in 12-14 days. Perfect for hobbyists, students, and developers seeking reliable, compact audio sensors in India.
High-Quality Digital MEMS Technology
Adafruit's SPH0645LM4H uses MEMS technology for stable, noise-resistant digital audio input. Its small size and broad frequency response outperform bulkier analog microphones, supported by extensive reviews from Indian hobbyists and engineers.
Ideal for IoT, Voice, and Audio Projects in India
Supports all general audio detection needs, from voice assistants to environmental sensors. Its digital output simplifies integration with microcontrollers, making it suitable for Indian makers and students.
Typical situations where Adafruit I2S MEMS Microphone Breakout - SPH0645LM4H (3421) | Digital Audio Sensor for Microcontroller Projects helps — illustrative scenarios, not customer reviews.
An Indian IoT developer in Bangalore needs a compact microphone for voice-controlled home automation.
Uses the Adafruit MEMS mic, supports 50Hz-15KHz, arrives in 12-14 days, and costs less than local alternatives.
| Recommended Use | Voice recording, audio detection, IoT projects |
| Recomm. Reapplication | N/A |
| Shelf Life on Arrival | Factory-sealed, check manufacturer's date |
| Cost per Use | ₹2,580 per microphone |
| Feature | Adafruit I2S MEMS | Others |
|---|---|---|
| Size | 0.66 x 0.5 x 0.07 inches — compact for space-constrained projects | Typical local MEMS microphones are larger, around 1 x 0.75 inches |
| Frequency Range | 50Hz - 15KHz, suitable for general audio detection | Most local options cover 100Hz - 10KHz, less broad |
| Output Type | Purely digital, no analog conversion required | Analog or mixed-signal microphones common in India |
| Price per unit | ₹2,580 per microphone | ₹300-₹500 for similar analog MEMS microphones |
| SKU | yzw0580 |
| GTIN | 0604776613404 |
| Brand | Adafruit |
| Model | SPH0645LM4H |
| Size | 0.66 x 0.5 x 0.07 inches (1.68 x 1.27 x 0.18 cm) |
| Color | Blue |
| Material | Plastic |
About Adafruit
Adafruit is a leading US brand known for high-quality electronics components and sensors, trusted by makers worldwide.
Compliance & Legal
No specific safety or regulatory compliance notes applicable; product is a digital MEMS microphone sensor.
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This item:
Adafruit I2S MEMS Microphone Breakout - SPH0645LM4H (3421) | Digital Audio Sensor for Microcontroller Projects
2,580
This item
Adafruit I2S MEMS Microphone Breakout - SPH0645LM4H (3421) | Digital Audio Sensor for Microcontroller Projects
2,580
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1,26,580
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| Attributes | Current |  |  |  | |||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 2,580 4,140 | 1,22,520 1,63,030 | 1,480 2,100 | 1,580 1,670 | 1,040 1,240 | 4,700 6,620 | 12,990 18,530 |
| Rating | 4.50(69) | 5.00(1) | 4.40(247) | 4.30(1,504) | 4.50(109) | 4.70(75) | 4.50(788) |
| Brand Name | Adafruit | HP | TYHJ | Saipomor | UHamn | Yoqanr | Mount-It! |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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