{"product_id":"m5-stack-pdm-microphone-unit-spm1423","title":"M5 Stack PDM Microphone Unit (SPM1423)","description":"\u003cmeta name=\"description\" content=\"Buy M5 Stack PDM Microphone Unit SPM1423 online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eM5 Stack PDM Microphone Unit (SPM1423)\u003c\/h1\u003e\n\n\u003cp\u003ePremium audio input solution from The Tech Depot, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSPM1423 PDM Microphone Unit\u003c\/strong\u003e 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.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePDM Digital Output\u003c\/strong\u003e - Direct digital audio without analog conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Sensitivity\u003c\/strong\u003e - Captures clear audio in various environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e - Integrates seamlessly with M5 Stack modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e - Efficient operation for battery-powered projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-Play\u003c\/strong\u003e - Easy integration with standard connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronics Component\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePDM Microphone Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPM1423\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM5 Stack modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePDM Digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted suppliers with authentication verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Shipping\u003c\/strong\u003e - 1-5 days from Bengaluru warehouse, delivered in 7-8 days to most of India\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical assistance via email and WhatsApp\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Guaranteed\u003c\/strong\u003e - 7-day warranty on manufacturing defects included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompetitive Pricing\u003c\/strong\u003e - Best value for authentic components\u003c\/p\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\n\u003ch3\u003eDIY Electronics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVoice-controlled smart devices\u003c\/li\u003e\n\u003cli\u003eAudio recording projects\u003c\/li\u003e\n\u003cli\u003eSound detection systems\u003c\/li\u003e\n\u003cli\u003eHobby robotics with audio feedback\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIoT audio monitoring systems\u003c\/li\u003e\n\u003cli\u003eIndustrial sound analytics\u003c\/li\u003e\n\u003cli\u003eCommercial audio recording devices\u003c\/li\u003e\n\u003cli\u003eEnvironmental noise monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearning \u0026amp; Education\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmbedded systems projects\u003c\/li\u003e\n\u003cli\u003eMicrocontroller audio programming\u003c\/li\u003e\n\u003cli\u003eSignal processing experiments\u003c\/li\u003e\n\u003cli\u003eStudent capstone projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eM5 Stack PDM Microphone Unit (SPM1423)\u003c\/li\u003e\n\u003cli\u003eUser documentation and pinout guide\u003c\/li\u003e\n\u003cli\u003eTechnical support materials\u003c\/li\u003e\n\u003cli\u003eProduct authentication certificate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e PDM (I2S compatible)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 3.3V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Current:\u003c\/strong\u003e ~5mA (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 100Hz - 16kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e -38dBV\/Pa (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR:\u003c\/strong\u003e \u0026gt;60dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e M5 Stack standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, absolutely. We source all products from authorized distributors with complete authentication verification. Every unit comes with an authenticity certificate.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty coverage is included?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. Covers hardware failures, malfunction, and component issues. Does not cover physical damage from misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is the shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-8 days to most locations in India from our Bengaluru warehouse. Express shipping available for urgent orders. Tracking provided with all shipments.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, full technical support is included. Contact us via email or WhatsApp 24\/7. Our team assists with integration, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-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.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eAre bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Wholesale pricing available on orders of 10+ units. Contact our sales team for custom quotes on larger orders.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow do I integrate this with M5 Stack?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe SPM1423 uses standard M5 Stack connectors for easy plug-and-play integration. Complete wiring diagrams and Arduino\/MicroPython code examples are provided with documentation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the power consumption?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eApproximately 5mA at 3.3V typical operation. Very low power consumption makes it suitable for battery-powered IoT applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eContact \u0026amp; Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e support@thetechdepot.in\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp:\u003c\/strong\u003e +91-XXXXXXXXXX\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLocation:\u003c\/strong\u003e Bengaluru, India\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSupport Hours:\u003c\/strong\u003e 24\/7 available\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder now and experience quality electronics with trusted support!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eBuy M5 Stack PDM Microphone Unit (SPM1423) Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eM5 Stack PDM Microphone Unit (SPM1423)\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e - 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 \u003cstrong\u003eM5 Stack PDM Microphone Unit (SPM1423)\u003c\/strong\u003e 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.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eM5 Stack PDM Microphone Unit (SPM1423)\u003c\/strong\u003e at the best price in India? The Tech Depot 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.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48745308422401,"sku":"TTD-16038","price":413.4,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/f507764d963bc874fcd76a7d8fa91c3e.png?v=1778084344","url":"https:\/\/techdepot.in\/products\/m5-stack-pdm-microphone-unit-spm1423","provider":"Tech Depot India","version":"1.0","type":"link"}