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 Fender American Standard Strat Vs Fender Mexican Standard Strat Demo Review, Roland BK9 Super Light Keyboard Demonstration - instruments2go, Korg PA900 vs Roland BK9 Keyboard