Getting Started with the LilyPad MP3 Player - SparkFun Learn
DIY MP3 Player Circuit Diagram
How to Make a SD card Mp3 Player_ very easy. - YouTube
How to make Mp3 Player at home DIY 自制微型MP3播放器- YouTube
How small can you make a MP3 player, without using SMD? YouTube : youtube.com/Neutrino1 : r/arduino
DIY Mini Mp3 Player | USB Audio Player Without PCB - YouTube
No knowledge of circuits or basic electonics - MP3 player, how to make direct connection without charging the battery, what voltage adapter does it require to run : r/PCB
Make Your Own Cheap Portable MP3 Player (Part 1) | Bluetooth, USB, AUX, SD Card, FM - YouTube
How-To: Make your own MP3 player | Engadget
DIY Pocket MP3 Player | Hackaday
Simple SD Audio Player with an 8-pin IC
DIY Portable Music Player Kits - CDM Create Digital Music
Make It Up Cassette MP3 Player – Common Room PH
How to Make Smallest SD card Mp3 Player | DIY Mp3 Player | Sd Card Player | Mini Mp3 Player - YouTube
Arduino MP3 Player Hack - Make:
Make Your Own Cheap Portable MP3 Player (Bluetooth, USB, AUX, SD Card, FM) : 4 Steps (with Pictures) - Instructables
How to make portable Mp3 & Fm player with 3D printed box - YouTube