The exact original source of this short reward cue is not clearly documented, so it is best understood as a generic game-style effect rather than a clip from one known show or title. Its Vietnamese title simply means reward effect, which matches how it is shared online, as a ready-to-use sound for wins, bonuses and completed tasks. Because it is brief, bright and instantly recognisable as a positive signal, editors keep reusing it across gameplay videos, short-form edits and reaction clips, where a familiar reward sound tells viewers at once that something has gone right.