The recorded sound of a passing short train. In zip file are two variants of one sound and 4 files: “TrainL-R.mp3/wav” (0:27 Passing the train from left channel to right), “TrainR-L.mp3/wav” (0:27 Passing the train from right channel to left). Both files are similar. I changed L/R channels.

by
by
by
by
by
by