Mini MP3 TF Player Module

The Mini MP3 TF Player Module is a compact audio playback module designed for embedded and DIY audio projects. It supports direct playback of MP3 audio files from a TF (microSD) card without requiring complex decoding by a microcontroller. With simple serial or button control, this module enables quick integration of sound, voice prompts, or music into electronic projects.

Technical Specifications:

• Supported storage: TF (microSD) card
  
• Supported audio format: MP3
  
• Operating voltage: 3.2V – 5.0V DC
  
• Audio output: DAC / PWM audio output
  
• Control interface: UART serial control, IO key control
  
• File system support: FAT16 / FAT32
  
• Onboard components: MP3 decoder IC, TF card slot
  
• Form factor: Compact PCB with pin headers for easy mounting

Features:

• Plug-and-play MP3 audio playback module
  
• No external MP3 decoding required
  
• Supports serial and button-based control
  
• Low power consumption
  
• Compact size suitable for space-constrained designs
  
• Easy interfacing with Arduino, ESP32, STM32, and other MCUs

Applications:

• Voice prompt systems
  
• Talking toys and sound effect modules
  
• DIY music players
  
• Alarm and notification systems
  
• Interactive embedded projects
  
• Educational electronics and prototyping