PAM8403 2 x 3W - 2 Channels 3W dual channel stereo mini Class D Digital Audio Power Amplifier Board USB DC 5V

PAM8403 2 x 3W - 2 Channels 3W dual channel stereo mini Class D Digital Audio Power Amplifier Board USB DC 5V

GPD2856C TF Card + USB MP3 Decoder Board - 2W Mono Amplifier Module for Arduino STM RPI - for Auto Car (GPD2856A USB)

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Product description:

Support MP3 format, playing power on automatically. When mp3 is played the red LED flashes
Support U disk (test 32G), TF Card (test 16G) play mode; power on default TF card mode, if the TF card does not exist automatically jump to the U disk mode, and both devices have installed, then you can manually set the play mode.

For details please see the key operating instructions

  • Buttons can be adjusted up and down to control songs, volume up and down, pause or play, mode switching.

  • Press menu button enter the single/all song play mode. The default mode is the all song mode when power up. Pressing the Repeat button can replace the circulating mode

Product Key Operating Instructions:

  • "Prev / V--" button: "Press" for switching previous song, "long press" for volume down

  • "Next/v++" button: "Press" for switching next song, "long press" for volume up

  • "P / P / Mode" button: "Press" for the "Play/Pause" Switch, "long press" for U disk, TF card mode

  • "Repeat" button: "Press" for “single/all song" mode(no long press)

Product Note:

  • "Long press" approximate 2S

  • If you use U disk mode, it is recommended 5V power supply, and some U disk does not support 3.7V power supply

  • Exquisite double-board design, a large area of copper, stable and reliable


  • Chipset: GPD2856C; Onboard 2W mono amplifier(5V power of up to 3W) is directly connected to the speaker (recommendation 4 Ω 3W speakers)

  • Output Connector: 3.5mm gold plated headphone jack can connect with headphones or external audio

  • Power: With a Micro USB port. Through the mobile phone data line can use mobile power supply or the USB cable to charge the MP3 battery,also can use 3.7V lithium battery,or USB 5V power supply

  • Storage: Support TF Card (mobile phone memory card up to 16GB) and U disk up to 32GB (USB Pendrive) play mode

  • Power range: 3.7~5.5V

More Information
Subtitle N/A
UPC/EAN 618020768604
M.R.P ₹342.00
Brand Name CentIoT
Model AU025-GPD2856C-TF-USB-MP3
Whoesale Available
Supply Voltage N/A
Output Voltage N/A
Color N/A
Dimension 5 x 3.5 x 1 cm
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