MP3 Decoder Board with Power Amplifier



Out of stock

112.00 150.00 Rs.

Out of stock

MP3 Decoder Board with Power Amplifier is an mp3 lossless decoder board with TF card and U disk.


  • Super sound quality with onboard 2W mono power amplifier works on 5V power supply which can reach up to 3W can be directly connected to the speakers preferably 4Ω 3W. The 3.5mm gold-plated headphone socket can be connected to headphones or external speakers through audio amplifier.
  • It has Micro USB power supply interface, use mobile power or USB charger to supply power through the mobile phone data line, or 3.7V lithium battery, USB 5V power supply.
  • Support TF card (mobile phone internal storage card), U disk play mode.
  • The modular design is convenient for modification.

Product Description:

  • Support MP3 format, auto play after power-on, and update the red LED indicator when playing.
  • Support U disk (32G tested), TF card (16G tested) playback mode; power on the default TF card mode, if the TF card does not exist, it will automatically jump to U disk mode, and both devices are installed, you can manually Set the playback mode, please refer to the button operation instructions for details.
  • Press the button to adjust the upper and lower track switching, volume +-, pause/play, mode switching, please see the button operation instructions for details.
  • Press the button to set the “single/full song” cycle, the default full song cycle after power-on, press the “Repeat” button to change the cycle mode

Key operation instructions:

  • “Prev/V–” key: “Short press” to switch the “previous” song, “long press” to “decrease volume”
  • “Next/v++” key: “short press” to switch to “next” song, “long press” to “volume increase”
  • “P/P/Mode” key: “Short press” for “play/pause” switch, “long press” for U disk, TF card “mode” selection
  • “Repeat” key: “Short press”, it is “single song/full song” cycle switch (no long press function)
  • Note: 1. “Long press” time is about 2S
  • If you use USB flash drive mode, 5V power supply is recommended. Some USB flash drives do not support 3.7V power supply.

Product specifications:

  • Power supply range: 3.7~5.5V
  • Product size: 45mm*36mm
Weight 0.01 kg
Dimensions 5 × 5 × 5 cm

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