Adafruit Music Maker MP3 Shield for Arduino w/3W Stereo Amp [v1.0] : ID 1788 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
SparkFun MP3 Player Shield- MP3 decoder- Turn Any Compatible with Arduino Board into a Fully Functional MP3 Player- 3.5mm Audio Out Jack- 0.1" Spaced Header for Speaker Out- microSD Card Slot: Amazon.com:
MP3 Player Shield Hookup - SparkFun Learn
Amazon.com: Electronics123.com, Inc. SparkFun MP3 Player Shield : Toys & Games
MP3 Trigger Hookup Guide V24 - SparkFun Learn
Qwiic MP3 Trigger Hookup Guide - SparkFun Learn
SparkFun MP3 Player Shield- MP3 decoder- Turn Any Compatible with Arduino Board into a Fully Functional MP3 Player- 3.5mm Audio Out Jack- 0.1" Spaced Header for Speaker Out- microSD Card Slot: Amazon.com:
MP3 Player Shield Hookup Guide V15 - SparkFun Learn
Amazon.com: SparkFun MP3 Trigger - 18 Trigger inputs to Alternate Functions Random & sequential Track Selection Transport Controls Even Volume up/Down Real-Time Volume Control Full-Duplex Serial Control : Electronics
Problem with MP3 Trigger and Arduino with Serial Connection - Audio - Arduino Forum
SparkFun MP3 Player Shield - DEV-12660 - SparkFun Electronics
Qwiic MP3 Trigger Hookup Guide - SparkFun Learn
Arduino MP3 Shield : 5 Steps - Instructables
MP3 Player Shield Hookup - SparkFun Learn
Make Your Own Motion Activated Arduino Music Player With The Sparkfun MP3 Player Shield - YouTube
MP3 Player Shield Music Box - SparkFun Learn
Improving the Sparkfun MP3 Trigger – Zach Poff
Sparkfun MP3 Player Shield - RobotShop
Pololu - MP3 Trigger
MP3 Trigger Hookup Guide V24 - SparkFun Learn
MP3 Trigger Hookup Guide V24 - SparkFun Learn
SparkFun Qwiic MP3 Trigger , from Sparkfun for €20.12
Getting Started with the LilyPad MP3 Player - SparkFun Learn