Open a late-night work chat scene with this clip, then follow it with the WhatsApp Message Sound Button to suggest a reply arriving, and close with Olha a Mensagem when someone finally checks the thread.
关于此声音
This is a short Portuguese voice clip, just over five seconds long, in which someone asks whether anyone is still working. It feels weary and gently teasing, like a tired check-in sent when the day should already be over, and it works because the question is so easy to recognise.