videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Aiptek 720P HD Camcorder Sound Test Mic Input Jazz Guitar "Sugar", Vivaldi Cello Sonata No. 5, movement II (A minor) Fender electric bass, Augustana Church Choir and Bell Choir - 12/18/2011 Were You There On That Christmas Night