SparkFun Qwiic MP3 Trigger

DEV-15165

Sometimes you just need an MP3 to play. Whether it’s a theme song as you enter the room or a

power song when you are working out. The SparkFun Qwiic MP3 Trigger takes care of all the

on your micro SD card. Utilizing our handy Qwiic system, no soldering is required to connect it to the

rest of your system. However, we still have broken out 0.1"-spaced pins in case you prefer to use a

breadboard.

When a USB-C cable is connected to the Qwiic MP3 Trigger the contents of the microSD card

appears as a jump drive. Simply plug in the Qwiic MP3 Trigger and you’ll be transferring MP3s, no

need for drivers and no need for WAV or Vorbis conversion! Sound output is provided via a 3.5mm

headphone jack or poke-home connector allowing an external speaker to be connected without

soldering. Your supplied speaker is boosted by a Class-D mono amplifier capable of outputting up to

1.4W making it capable of being incredibly loud! Volume is software selectable between 32 levels

while equalization can be tuned to be sure your classical hits sound different from your jazz dance

routines. If you don’t want to deal with any programming, there are four trigger pins. When pin 3 is

pulled low the T003.mp3 file will immediately be played. This allows you to start playing sound

effects with the touch of a button! By pulling multiple pins down simultaneously the four triggers can

play up to ten tracks: T001 to T010.

a software command. Multiple Qwiic MP3 Triggers can be chained together on a single bus allowing

for simultaneous track mixing and triggering.