Put it at the end of a failed call scene, after the caller has been ignored, and follow it with the Classic Error Sound to underline the rejection. Open the scene with the Discord Call Sound so the announcement arrives as the answer, then cut straight to the next shot.
关于此声音
This four-second clip is a calm, automated Brazilian telephone voice announcing that the number you called cannot be reached, delivered in a flat, formal tone with the steady pace of a carrier message. It feels like a polite but final shutdown, instantly familiar to anyone who has dialled a disconnected number. It comes from the automated operator recordings used on Brazilian phone lines, now reused in memes and short videos.