Teensy Audio Board (Rev D for Teensy 4.0) [PJRC TEENSY4_AUDIO

This audio board provides you with an easy-to-use tool to add high quality 16 bit, 44.1 kHz sample rate audio to your Teensy project. With the audio library provided below you will be able to use both the input and output simultaneously in order to make a variety of great audio projects, incorporate synth waveforms, effects, and mix multiple sound streams and cd quality audio to your headphones or different line outs!
The Teensy Audio board utilizes the SGTL5000 stereo codec with headphone amp IC to decode and drive audio files and the Cortex-M4 DSP instructions from the Teensy dev board to provide power to a real-time FFT. Each board is also equipped with 3.5mm audio jack for headphones, a micro-SD card slot for storing audio files, and optional spaces for a 25k potentiometer (volume control) and flash memory chip. The two rows of 14x1 headers are not included to give you the freedom to choose how to connect your audio board with your Teensy.
Features:
16 bit, 441 kHz Sample Rate Audio
Plays Uncompressed WAV and Raw Audio Files
4 Channel Software Mixer
3.5mm Audio Jack
micro-SD Card Slot
We have also matching electrect microphone with washer/standoff.
More information can be found on pjrc.com
Library for Audio Board can be downloaded from Girhub
Teensy 8-bit AVR:
Teensy 32-bit ARM:
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