MP3 Decoder Module
MP3 Decoder Module sipariş verilmiştir ve tekrar stokta olduğunda en kısa sürede gönderilecektir.
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Delivery and Shipping
Delivery and Shipping
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- Orders are typically dispatched within 1-3 working days.
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Free Returns
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MP3 Decoder Module
$8.00
Micro SD Card & USB MP3 Decoder Board with Amplifier
Product Overview
This Micro SD Card & USB MP3 Format Decoder Board is a compact PCB amplifier player designed for easy integration and modification. It delivers superior sound quality with an onboard mono amplifier and supports multiple playback sources, making it suitable for a wide range of audio projects.
Key Features
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Superior sound quality output
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Built-in 2W mono amplifier (up to 3W with 5V power)
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Direct speaker connection via terminal (recommended 8–16Ω, 3W speaker)
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3.5mm gold-plated headphone jack for headphones or external stereo audio output
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Micro-USB power input port
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Powered by USB 5V supply or 3.7V lithium battery
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Supports Micro SD / microSD cards and USB disk playback
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No soldering required for speaker terminals, enabling easy wiring
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Designed to facilitate modification
Playback & Functionality
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Supports MP3 format with automatic playback on power-up
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Red LED flashes during MP3 playback
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Default playback mode is SD/microSD card
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Automatically switches to USB disk mode if no SD/microSD card is detected
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Manual mode switching available when both storage devices are installed
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Button controls support song selection, volume adjustment, play/pause, and mode switching
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Menu button allows selection between single-song and all-song play modes
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Default play mode on power-up is all-song mode
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Repeat button adjusts circulating playback mode
Key Operating Instructions
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Prev / V-- Button
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Press: Previous track
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Long press (~2 seconds): Volume down
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Next / V++ Button
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Press: Next track
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Long press (~2 seconds): Volume up
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P / P / Mode Button
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Press: Play / Pause
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Long press: Switch between USB disk and SD/TF card mode
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Repeat Button
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Press: Toggle single-song / all-song mode
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Product Specifications
| Specification | Details |
|---|---|
| Supported Formats | MP3 |
| Power Range | 3.7V – 5.5V |
| Supported Storage | USB disk (tested 32GB), SD/microSD card (tested 16GB) |
| Product Size | 45mm × 36mm |
Design & Build
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Exquisite double-board design
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Large copper area for improved stability and reliability
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Supplied in an anti-static bag to prevent electrostatic damage during transit
Important Notes
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A 5V power supply is recommended when using USB disk mode, as some USB drives do not support 3.7V power
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Overvoltage on the battery input connections will damage the board and is not covered by warranty
Package Contents
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1 × MP3 Player Board





