![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 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](https://preview.redd.it/u0g8f2jace771.jpg?width=640&crop=smart&auto=webp&s=451622dc710fa231b2077567fb391cca488ddf4e)
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 (Bluetooth, USB, AUX, SD Card, FM) : 4 Steps (with Pictures) - Instructables Make Your Own Cheap Portable MP3 Player (Bluetooth, USB, AUX, SD Card, FM) : 4 Steps (with Pictures) - Instructables](https://content.instructables.com/FY0/O2TN/J4SQ7SZU/FY0O2TNJ4SQ7SZU.jpg?auto=webp&fit=bounds&frame=1&height=1024&width=1024)
Make Your Own Cheap Portable MP3 Player (Bluetooth, USB, AUX, SD Card, FM) : 4 Steps (with Pictures) - Instructables
![How To Make Mp3 Player at Home | micro sd card mp3 player circuit | DIY Mp3 Player IC Circuit - YouTube How To Make Mp3 Player at Home | micro sd card mp3 player circuit | DIY Mp3 Player IC Circuit - YouTube](https://i.ytimg.com/vi/cgoG9i0QaLE/maxresdefault.jpg)
How To Make Mp3 Player at Home | micro sd card mp3 player circuit | DIY Mp3 Player IC Circuit - YouTube
![Mini Portable USB MP3 Player Mini Clip MP3 Waterproof Sport Compact Metal Mp3 Music Player with TF Card Slot - Walmart.com Mini Portable USB MP3 Player Mini Clip MP3 Waterproof Sport Compact Metal Mp3 Music Player with TF Card Slot - Walmart.com](https://i5.walmartimages.com/asr/42a64f38-1740-4bd3-a816-131e63cbe041.0d9467869d69ecbf73c77f8efbb385c4.jpeg)