DIY MP3 Player Kit with PIR Infrared Sensor & USB Download

DIY MP3 Music Player Kit with PIR Infrared Sensor

Take your electronics projects to the next level with this versatile DIY MP3 Music Voice Player Kit. 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.

Made in Mainland China.

Key Features

• 5-Button Control Panel: Easily play/pause music, switch tracks up or down, and adjust volume — all from the intuitive onboard buttons.
• USB Download via MINI-USB: Connect directly to your computer as a USB flash drive and transfer MP3 audio files instantly — no special software needed.
• Dual Storage Options: Supports both onboard SPI Flash memory and a TF (MicroSD) card. When both are inserted, the TF card takes playback priority for maximum flexibility.
• Onboard SPI Flash: Built-in flash storage means you can use the kit right away without a TF card — a cost-effective and convenient solution.
• 3W External Power Amplifier: Delivers clear, audible sound output suitable for small-to-medium DIY audio setups.
• PIR Infrared Sensor Integration: Connect the human body infrared sensor module to trigger audio playback automatically upon motion detection.
• Compact & Lightweight: Small form factor makes it ideal for embedding into projects, enclosures, or displays with minimal space.

Specifications

• Material: ABS + PCB
• Connectivity: MINI-USB (for USB download/storage)
• Audio Format Supported: MP3 only
• Amplifier Power: 3W external power amplifier
• Power: Requires 3x AA batteries (not included)
• Storage: Onboard SPI Flash + optional TF/MicroSD card (not included)
• Color: As shown
• Origin: Mainland China

Package Contents

• 1x DIY Human Infrared Sensing Voice Module (TF card NOT included)

Note: 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.

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Frequently Asked Questions

Q: Does this DIY MP3 player kit come with a TF card or batteries?

A: 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.

Q: What audio formats does this MP3 player kit support?

A: 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.

Q: How do I load music onto this DIY MP3 player kit?

A: 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.

Q: Can I use the PIR infrared sensor to trigger audio playback automatically?

A: 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.

Production & Packaging Notice

To 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.