{"product_id":"diy-mp3-music-player-kit-pir-infrared-sensor-usb-download","title":"DIY MP3 Player Kit with PIR Infrared Sensor \u0026 USB Download","description":"\n\u003ch2\u003eDIY MP3 Music Player Kit with PIR Infrared Sensor\u003c\/h2\u003e\n\u003cp\u003eTake your electronics projects to the next level with this versatile \u003cstrong\u003eDIY MP3 Music Voice Player Kit\u003c\/strong\u003e. Featuring an onboard PIR (Passive Infrared) sensor, this compact kit lets you trigger audio playback automatically when motion is detected — perfect for interactive displays, smart home projects, robotics, and creative DIY builds. With simple USB download support and an onboard SPI Flash chip, loading your favorite MP3 tracks has never been easier.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5-Button Control Panel:\u003c\/strong\u003e Easily play\/pause music, switch tracks up or down, and adjust volume — all from the intuitive onboard buttons.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Download via MINI-USB:\u003c\/strong\u003e Connect directly to your computer as a USB flash drive and transfer MP3 audio files instantly — no special software needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Storage Options:\u003c\/strong\u003e Supports both onboard SPI Flash memory and a TF (MicroSD) card. When both are inserted, the TF card takes playback priority for maximum flexibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard SPI Flash:\u003c\/strong\u003e Built-in flash storage means you can use the kit right away without a TF card — a cost-effective and convenient solution.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3W External Power Amplifier:\u003c\/strong\u003e Delivers clear, audible sound output suitable for small-to-medium DIY audio setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePIR Infrared Sensor Integration:\u003c\/strong\u003e Connect the human body infrared sensor module to trigger audio playback automatically upon motion detection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Small form factor makes it ideal for embedding into projects, enclosures, or displays with minimal space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + PCB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e MINI-USB (for USB download\/storage)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudio Format Supported:\u003c\/strong\u003e MP3 only\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmplifier Power:\u003c\/strong\u003e 3W external power amplifier\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Requires 3x AA batteries (not included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Onboard SPI Flash + optional TF\/MicroSD card (not included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e As shown\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x DIY Human Infrared Sensing Voice Module (TF card NOT included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: 3x AA batteries and TF card must be sourced separately. Audio files must be in MP3 format. Slight color variation may occur due to monitor display differences. Measurement tolerance: ±1–3 cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Rechargeable Cabinet \u0026amp; Staircase Lamp\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, Portable Mini\u003c\/a\u003e\u003c\/li\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 Set – Hand Tool Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this DIY MP3 player kit come with a TF card or batteries?\u003c\/h4\u003e\n\u003cp\u003eA: No, the kit does not include a TF (MicroSD) card or AA batteries. You will need to supply 3x AA batteries and, optionally, a TF card for expanded storage. The kit includes onboard SPI Flash so you can start using it without a TF card.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What audio formats does this MP3 player kit support?\u003c\/h4\u003e\n\u003cp\u003eA: This kit supports MP3 format audio files only. Please ensure all songs or voice recordings you wish to play are saved in the MP3 format before uploading them.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I load music onto this DIY MP3 player kit?\u003c\/h4\u003e\n\u003cp\u003eA: Simply connect the kit to your computer using the included MINI-USB interface. It will appear as a USB flash drive, allowing you to drag and drop MP3 files directly. No additional drivers or software are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use the PIR infrared sensor to trigger audio playback automatically?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The kit is designed to connect with a human body PIR (Passive Infrared) sensor module. When motion is detected, the sensor can trigger MP3 playback automatically — ideal for interactive displays, smart home automation, and creative electronics projects.\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\": \"Does this DIY MP3 player kit come with a TF card or batteries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the kit does not include a TF (MicroSD) card or AA batteries. You will need to supply 3x AA batteries and, optionally, a TF card for expanded storage. The kit includes onboard SPI Flash so you can start using it without a TF card.\"}}, {\"@type\": \"Question\", \"name\": \"What audio formats does this MP3 player kit support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This kit supports MP3 format audio files only. 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