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HANDS ON STEM LABS (OPC) PRIVATE LIMITED HANDS ON STEM LABS (OPC) PRIVATE LIMITED
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DF Mini MP3 Player Module
SKU: R3-B-11
(0) 0 Reviews 0 Orders 0 Wish listed
₹110.00 (Excluded Tax)
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Description:
The DF Mini MP3 Player Module is a compact audio playback module capable of playing MP3 and WAV files directly from a microSD card. It can be controlled via serial communication or simple push buttons, making it ideal for audio projects, announcements, and embedded STEM applications.

Specifications:

  • Type: MP3 Audio Playback Module
  • Supported Formats: MP3, WAV
  • Storage: microSD card (up to 32GB)
  • Operating Voltage: 3.2V – 5V
  • Output Power: Up to 3W (with 4–8Ω speaker)
  • Communication: UART (serial) / standalone mode
  • DAC: Built-in
  • Sampling Rate: Up to 48kHz
  • Mounting: PCB module with header pins

Features:

  • Supports standalone and serial control modes
  • Built-in amplifier (can drive small speaker directly)
  • Supports microSD storage
  • Compact and low-cost
  • Easy integration with Arduino and other microcontrollers

Applications:

  • Voice announcement systems
  • Audio playback projects
  • Talking robots
  • Alarm and notification systems
  • Interactive STEM projects

Pin Identification:

  • VCC → Power supply
  • GND → Ground
  • TX → Serial transmit
  • RX → Serial receive
  • SPK+ / SPK− → Speaker output
  • DAC_L / DAC_R → Line out (audio output)
  • BUSY → Playback status
  • IO1 / IO2 → Button control

Important Note:

  • Use FAT16/FAT32 formatted microSD card
  • File naming must follow specific format (e.g., 0001.mp3)
  • Avoid high-volume continuous playback without heat consideration
  • Use proper power supply for stable operation

Package Includes:

  • 1 × DF Mini MP3 Player Module

Disclaimer:
No warranty. No guarantee. No return. No replacement.

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