Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger - 2MB Flash Category_Grove (Arduino)/Grove Gas This new Metro M0 Express

This new Metro M0 Express board looks a whole lot like our original Metro 328

You plug it into your Arduino

so this amplifier sounds really good and isn't nearly as noisy or scratchy as other mic amp breakouts we've tried

Inputs - 40 optically isolated 24DC inputs nominal

Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger - 2MB Flash Category_Grove (Arduino)/Grove Gas This new Metro M0 ExpressWould you like to add audio sound effects to your next project, without an Arduino+Shield? Or maybe you don't even know how to use microcontrollers, you just want to make a sound play whenever you press a button. What about something that has to be very small and portable? You are probably feeling a little frustrated: it's been very hard to find a simple, low cost audio effects trigger that is easy to use and does not require any programming UNTIL