Stand-Alone MP3 Player Solution with Amplifier and Audio-Out

C$3.95

Availability: In stock (can be backordered)

2 - 9 C$3.75
10 - 24 C$3.56
25 + C$3.36
- +
GTIN: 04260474039746 SKU: 26974 Categories: ,

Product Description:

This MP3 player module is a compact and easy-to-use audio playback solution with onboard 2W mono amplifier and direct speaker drive. It supports playback from both USB flash drives and microSD cards, making it ideal for embedded applications and DIY projects.

The module features 4 onboard buttons for playback control, a 3.5mm headphone jack for stereo output, and a screw terminal for connecting a 4–8 ohm speaker directly. It operates on 3.7V to 5.5V DC and can be powered via micro-USB or solder pads. Playback starts automatically when powered on.

Features:

  • Supports MP3 file format
  • Automatically begins playback on power-up
  • Onboard 2W mono amplifier (up to 3W at 5V), supports 4-8Ω speaker
  • 3.5mm headphone jack for external stereo output
  • Supports FAT32-formatted USB flash drives and microSD cards (tested with 16GB)
  • Power via micro-USB or [+] and [-] pads
  • Red LED flashes during playback
  • Default playback from memory card; switches to USB if card not present
  • Settings and functions accessed via 4 push buttons:
    • Prev / V−: Press = previous track, long press = volume down
    • Next / V+: Press = next track, long press = volume up
    • Play / Pause / Mode: Press = play/pause, long press = switch between USB and TF card
    • Repeat: Press = switch between single and all-song loop modes

Specifications:

  • Power Supply: 3.7V – 5.5V DC
  • Audio Output: Mono via screw terminal, stereo via headphone jack
  • Recommended Speaker: 4Ω 3W (or 4–8Ω range)
  • Output Power: 2W typical, 3W max (at 5V)
  • File System: FAT/FAT32 (no folder support)
  • Dimensions: 47mm × 34mm
  • No soldering needed for speaker (screw terminals)

Applications:

  • DIY MP3 players and music boxes
  • Audio prompts for toys, exhibits, or machines
  • Embedded playback in projects or educational kits
  • Battery-powered sound systems
  • Low-cost looping audio systems

Usage Notes:

  • Long press = hold for about 2 seconds
  • 5V recommended when using USB drives (some drives may not run on 3.7V)
  • Playback resumes from start on power-up (no memory of last track)
  • Files play in the order written to the storage device
  • Best results with low-impedance (4Ω) speaker

 

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