The whistle comes from the Samsung Galaxy S2, the Android smartphone Samsung released in 2011 that became one of its most popular early Galaxy models. Its clean, melodic whistle was one of the phone's built-in ringtones, and users later ripped and shared it on soundboards and video platforms. Because the tone is instantly recognisable to anyone who owned an early Galaxy phone, creators still reuse it today for nostalgic phone alerts, parody notifications, and retro technology jokes in short videos.