M5 Stack PDM Microphone Unit (SPM1423)

Premium audio input solution from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.

Product Overview

The SPM1423 PDM Microphone Unit is a compact, high-performance digital microphone module designed for the M5 Stack ecosystem. It features PDM (Pulse Density Modulation) output for direct digital audio capture, making it ideal for voice recognition, audio recording, and sound detection applications.

Key Features

• PDM Digital Output - Direct digital audio without analog conversion
• High Sensitivity - Captures clear audio in various environments
• Compact Design - Integrates seamlessly with M5 Stack modules
• Low Power Consumption - Efficient operation for battery-powered projects
• Plug-and-Play - Easy integration with standard connectors

Specifications

Specification	Details
Type	Electronics Component
Product	PDM Microphone Unit
Model	SPM1423
Origin	Original/Authentic
Warranty	7-day warranty on manufacturing defects
Support	Email & WhatsApp 24/7
Compatibility	M5 Stack modules
Output Type	PDM Digital

Why Choose This?

100% Authentic - Sourced from trusted suppliers with authentication verification

Fast Shipping - 1-5 days from Bengaluru warehouse, delivered in 7-8 days to most of India

Expert Support - Technical assistance via email and WhatsApp

Quality Guaranteed - 7-day warranty on manufacturing defects included

Competitive Pricing - Best value for authentic components

Project Ideas

DIY Electronics

• Voice-controlled smart devices
• Audio recording projects
• Sound detection systems
• Hobby robotics with audio feedback

Professional Applications

• IoT audio monitoring systems
• Industrial sound analytics
• Commercial audio recording devices
• Environmental noise monitoring

Learning & Education

• Embedded systems projects
• Microcontroller audio programming
• Signal processing experiments
• Student capstone projects

What's in the Box

• M5 Stack PDM Microphone Unit (SPM1423)
• User documentation and pinout guide
• Technical support materials
• Product authentication certificate

Technical Specifications

• Interface: PDM (I2S compatible)
• Power Supply: 3.3V DC
• Operating Current: ~5mA (typical)
• Frequency Response: 100Hz - 16kHz
• Sensitivity: -38dBV/Pa (typical)
• SNR: >60dB
• Connector Type: M5 Stack standard

Frequently Asked Questions

Is this 100% authentic?

Yes, absolutely. We source all products from authorized distributors with complete authentication verification. Every unit comes with an authenticity certificate.

What warranty coverage is included?

7-day warranty on manufacturing defects covering all manufacturing defects. Covers hardware failures, malfunction, and component issues. Does not cover physical damage from misuse.

How fast is the shipping?

7-8 days to most locations in India from our Bengaluru warehouse. Express shipping available for urgent orders. Tracking provided with all shipments.

Do you provide technical support?

Yes, full technical support is included. Contact us via email or WhatsApp 24/7. Our team assists with integration, troubleshooting, and project guidance.

What is your return policy?

7-day returns on manufacturing defects only with full refund or replacement. Items must be unused/unopened for non-defective returns within 30 days of purchase.

Are bulk discounts available?

Yes! Wholesale pricing available on orders of 10+ units. Contact our sales team for custom quotes on larger orders.

How do I integrate this with M5 Stack?

The SPM1423 uses standard M5 Stack connectors for easy plug-and-play integration. Complete wiring diagrams and Arduino/MicroPython code examples are provided with documentation.

What's the power consumption?

Approximately 5mA at 3.3V typical operation. Very low power consumption makes it suitable for battery-powered IoT applications.

Contact & Support

Email: support@theengineerstore.in

WhatsApp: +91-XXXXXXXXXX

Location: Bengaluru, India

Support Hours: 24/7 available

Order now and experience quality electronics with trusted support!

Buy M5 Stack PDM Microphone Unit (SPM1423) Online in India

Purchase the M5 Stack PDM Microphone Unit (SPM1423) online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on M5 Stack PDM Microphone Unit (SPM1423) with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.

Looking to buy M5 Stack PDM Microphone Unit (SPM1423) at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.