Place this clip just before a date or reminder appears on screen, then follow it with a bell ding to confirm the moment and keep the sequence tidy. For a missed appointment, use a classic error sound afterwards to underline the slip without adding another alert.
關於此聲音
This is the short calendar notification chime from Windows 10 build 10074, a clean system alert that signals a reminder without sounding urgent. It feels calm, familiar and quietly efficient, like a polite tap on the shoulder from your computer rather than an alarm demanding attention.