The LG C3400 was part of LG's wave of colour screen flip phones in the early 2000s, when every manufacturer gave its handsets a distinctive power on melody instead of a silent start. Owners heard this chime daily, so recordings of it survived long after the phones were replaced. As retro tech clips spread on video and soundboard sites, the startup tune became a shorthand for that era, shared by collectors restoring old handsets and by creators who want an authentic old phone moment rather than a generic modern notification tone.