DFPlayer - A Mini MP3 Player

DFRobotSKU: DFR0299
Sale price £5.70
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The DFPlayer Mini is a small and low-cost MP3 module player with a simplified output directly to a speaker. The DFPlayer mini can be used as a stand-alone module with an attached battery, speaker, and push buttons or used in combination with an Arduino Uno or any other dev board with RX/TX capabilities.

This MP3 player integrates a hard decoding module, which supports common audio formats such as MP3, WAV, and WMA. The module also supports microSD cards with a FAT16 or FAT32 file system. Through a simple serial port, you can play the designated music file without any other tedious underlying operations.


  • Small size
  • Mono sound
  • Support IO, serial port and ADKEY control
  • Supports up to 32GB MicroSD cards

Application Examples

  • Car navigation voice broadcast
  • Road transport inspectors, toll stations voice prompts
  • Railway station, bus safety inspection voice prompts
  • Electricity, communications, financial business hall voice prompts
  • Vehicle into and out of the channel verify that the voice prompts
  • The public security border control channel voice prompts
  • Multi-channel voice alarm or equipment operating guide voice
  • The electric tourist car safe driving voice notices
  • Electromechanical equipment failure alarm
  • Fire alarm voice prompts
  • The automatic broadcast equipment, regular broadcast


  • Supported sampling rates (kHz): 8/11.025/12/16/22.05/24/32/44.1/48
  • 24 -bit DAC output, support for dynamic range 90dB, SNR support 85dB
  • Fully supports FAT16, FAT32 file system, maximum support 32G of the TF card, support 32G of U disk, 64M bytes NOR FLASH
  • A variety of control modes, I/O control mode, serial mode, AD button control mode
  • Advertising sound waiting function, the music can be suspended. when advertising is over the music continues to play
  • Audio data sorted by folder supports up to 100 folders, every folder can hold up to 255 songs
  • 30 level adjustable volume, 6 -level EQ adjustable
  • Storage Card Required
  • Sound Channel: Mono
  • ADKEY Control Support: Yes
  • On-board Power Amplifier Support: Yes
  • Audio Format: MP3, WAV, WMA
  • Communication: UART
  • Operating Voltage: 3.3V/5V
  • Dimension: 20mm x 20mm

Package Contents

  • 1x DFPlayer Mini


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