Basuri-style musical horns are closely linked with Indonesia’s bus enthusiast culture and videos of customized coaches passing roadside crowds. The name is commonly used online for programmable bus horns that play short melodies rather than an ordinary honk. Clips spread through bus-spotting uploads, short-form videos, and remixes, building on the wider popularity of Indonesian “telolet” horn culture. The sound remains useful because its piercing tune signals an approaching vehicle while giving entrances a festive, unmistakably theatrical character.