Blackaddr Audio Teensy Guitar Audio Library Tested with: Arduino IDE: 1.8.4 Teensyduinio: 1.39 *** If this library fails to compile, please ensure you have updated your Arduino IDE/Teensyduino at least to the versions listed above. *** This library contains convience C++ classes to allow full and easy access to the features of the Teensy Guitar Audio Series of boards. "Teensy" is an Arduino compatible series of boards from www.pjrc.com This libray can be downloaded and installed into the Arduino IDE by following the instruction here for installing from a zip: https://www.arduino.cc/en/Guide/Libraries