With no clear original source attached to this upload, the clip circulates online purely as a reaction sound taken from everyday speech. The phrase itself is a common way to close a personal story, which helped it transfer easily to memes, short videos and soundboards where brevity matters. Its popularity comes from timing rather than context, as a sub second confirmation can be dropped after almost any claim. It remains in use because it works without explanation and fits gaming, chat and comedy edits alike.
关于此声音
A short voice clip saying true story, used as a quick reaction sound effect to confirm a funny anecdote or back up a believable moment online.
This is a very brief spoken clip of a voice delivering the phrase true story in a flat, matter of fact tone. Lasting less than a second, it lands like a verbal full stop after an anecdote, confirming the tale without adding any extra detail. The dry delivery is what makes it funny, because the speaker sounds completely certain about something that may sound unlikely or exaggerated. Viewers instantly read it as agreement and validation, which makes the moment feel punchier and more shareable in short edits.