...
Smatrix demo on YouTube: https://www.youtube.com/watch?v=cBnCR8me-vI&t=1s
Smatrix setup demonstration: https://cornell.box.com/s/83wpms4aiaafrl4qpiqafepta854kauo
Smatrix user manual
https://cornell.box.com/s/ly71tvxfiauxyfzdh5w9awptuuaqf9t8smatrix.systems/fileadmin/Downloads/Manual_smatrix_Android_EN.pdf
Voice commands
List of Smatrix Speech Commands
...