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Teensy Audio Shield for Teensy 4.0 and 4.1

Audio Shield for Teensy boards. Play songs off a microSD card to a headphone jack controlled via Teensy. Works with Teensy versions 4.0 and 4.1.

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Availability: ✅ Ships Today

Last Updated: 10/28/2025

Tinkersphere

TS4010

$22.70

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Features:

  • Teensy Audio Shield
  • Works with:
  • Ports:
    • Micro SD card Slot
    • Headphone 1/8" 3.5mm Jack
    • Stereo Line Level Input Pins
    • Mono Mic Input Pins for soldering the 2 pins on a Mono microphone
    • Stereo Line Level Output pins for soldering directly to Left and Right speakers
  • Add this shield onto your Teensy Board to play audio off a micro SD card
  • Control which audio file is played by the Teensy
  • Audio Adaptor Board for Teensy 4.0-4.1
  • Adds High quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects
  • Lets you use the input and output simultaneously
  • Toolkit of audio processing objects to easily create all types of sophisticated audio applications
  • Play multiple sound files, create synthesized waveforms, apply effects, mix multiple streams and output high quality audio to the headphones or line out pins.
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