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 Droid Car Audio Spectrum Analyzer - Part 2, 4 Channel Sub Micro PicooZ : Video Documentation and Camera Fly-through(2), Losi 1/24 Scale 4WD Brushless with Steering Gyro - Drift Test 2