Bluetooth MP3 Decoder Board with FM Radio


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The MP3 Player Decoder Board Module is a versatile audio module designed for DIY car audio speaker systems. It features a wireless Bluetooth 5.0 amplifier and supports various input options such as a TF memory card, USB disk, auxiliary (AUX) audio, and FM radio. The module also includes a digital LED colour screen for easy navigation and control.

You can enjoy a wide range of features and controls with this module. It supports music decoding in popular formats like MP3, WMA, and WAV, including support for lossless music files. The module offers functions like play/pause, track selection, volume adjustment, EQ (equalizer) settings, and even a single repeat mode. Additionally, it supports FM radio tuning and automatic station search.

With the built-in Bluetooth audio receiver module, you can pair your mobile phone and wirelessly stream music directly to the module. It greatly enhances the convenience and entertainment options of the product. The module also supports power-off memory, allowing it to remember the last played song and volume level.

Please note that this product does not include a battery and does not have Bluetooth calling functionality. It requires an external amplifier for audio output. The module can be easily installed with its standard dimensions and hole patterns.

The MP3 Player Decoder Board Module is a versatile and feature-rich audio solution for DIY enthusiasts and car audio projects, offering multiple input options, wireless connectivity, and powerful amplification for an enhanced audio experience.


  • Supports signal switch directly: The module allows for easy switching between USB, TF (microSD) card, Bluetooth, FM radio, and auxiliary (AUX) input sources.
  • Bluetooth 3.0 EDR: After pairing with your mobile phone, you can enjoy wireless music playback through the Bluetooth connection.
  • MP3/WMA/WAV lossless music decoding: The module supports popular audio formats, ensuring high-quality music playback.
  • Comprehensive controls: You can control functions such as play/pause, track selection, volume adjustment, EQ settings, mute, and power on/off.
  • USB/TF card support: You can connect a USB disk or TF memory card (up to 32GB) to play your favourite music files.
  • FM radio: The module features a frequency range of 76MHz to 108MHz, allowing you to tune in to your preferred radio stations.
  • LED colour screen: The digital screen displays information clearly and has a red colour.
  • Infrared receiving module: Enables remote control operation for convenient use.
  • Power-off memory function: The module remembers the last played song and volume level when powered off, ensuring a seamless experience.



  • FM Frequency Range (International): 76MHz-108MHz
  • USB: Supports USB disk connection (maximum support: 32GB)
  • LED colour screen: Digital screen display with red colour
  • Infrared receiving module: Included for remote control operation
  • TF: Supports TF memory card connection (maximum support: 32GB)
  • AUX: Audio input interface
  • Bluetooth: Supports wireless music playback after pairing with mobile phones (Bluetooth 3.0 EDR)
  • Decoding Chip: Supports MP3/WMA/WAV lossless music decoding
  • Play Modes: USB/TF card switch, PREV/NEXT, fast forward, fast rewind, volume control, EQ settings, play/pause, stop, single repeat, mute, shutdown, and direct track selection
  • File System Support: FAT16, FAT32
  • Song Format Support: MP1 Layer3, MP2 Layer3, MP3 Layer3
  • Power Supply Voltage: 9V-12V
  • Dimensions: 107mm (W) x 25mm (H) x 38mm (D)



The MP3 Player Decoder Board Module with Bluetooth and various input options have a wide range of applications. Here are some common uses:

  1. Car Audio: The module can be integrated into car audio systems, allowing you to play music from USB disks, TF memory cards, or through wireless Bluetooth connectivity. You can enjoy your favourite songs during your commute or road trips.
  2. DIY Speaker Systems: This module is suitable for DIY speaker projects. By connecting it to speakers and a power supply, you can create your custom audio setup with versatile input options. Whether you prefer USB, TF card, or Bluetooth streaming, this module offers flexibility for your speaker system.
  3. Home Audio: You can also utilize this module for your home audio setup. Connect it to your home stereo system or powered speakers to enjoy music from various sources. With Bluetooth compatibility, you can conveniently stream music wirelessly from your mobile devices.
  4. Entertainment Systems: The module can be integrated into entertainment systems, such as multimedia players or gaming consoles. It allows for easy playback of audio files stored on USB disks or TF cards, providing a seamless audio experience.
  5. Educational Projects: This module can be used for educational purposes, such as building audio learning devices or interactive displays. The input options and playback controls offer versatility in designing projects related to audio playback and multimedia.
  6. Personal Audio Devices: If you enjoy listening to music on the go, you can build your own portable MP3 player using this module. With its compact size and various input options, you can create a customized portable audio device that suits your preferences.

Please note that the module does not include an amplifier, so an external amplifier is required for sound amplification.


FAQs and Answers

Q: Does the MP3 Player Decoder Board Module come with an amplifier?

A: No, the module does not include an amplifier. You will need to connect it to an external amplifier for sound amplification.

Q: Can I connect a USB disk to the module?

A: Yes, you can connect a USB disk to the module. It supports USB disks with a maximum capacity of 32GB.

Q: What types of audio files does the module support?

A: The module supports MP3, WMA, and WAV audio file formats, including lossless music decoding.

Q: Can I use a TF memory card with the module?
A: Yes, the module has a TF card slot that supports TF memory cards with a maximum capacity of 32GB.

Q: Does the module have Bluetooth connectivity?

A: Yes, the module supports Bluetooth 3.0 EDR, allowing you to pair it with mobile phones for wireless music playback.

Q: Can I use the module as an FM radio?

A: Yes, the module has an FM radio function. It supports frequencies in the range of 76MHz to 108MHz.

Q: Does the module have a display screen?

A: Yes, the module features a digital LED colour screen that displays information such as song names, playback time, and FM radio frequency.

Q: Does the module have a remote control?

A: Yes, the module comes with a remote control that allows you to conveniently control its functions, including song selection, volume adjustment, and mode switching.

Q: Does the module support the power-off memory function?

A: Yes, the module has a power-off memory function that remembers the last played song and volume level before power is turned off.

Q: Can I use the module with non-smartphones?

A: Yes, the module can be used with non-smartphones. However, when pairing it with a non-smartphone via Bluetooth, you may need to enter the password “0000” for pairing.


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