Sгґnico Branco -

: White acoustic foam or panels, such as those from Sonic Acoustics

In the world of high-fidelity audio, "Sonic" and "Branco" (White) are often paired in product design and room treatment: SГґnico Branco

The term can also appear in fan discussions regarding : Sonic White Noise Audio - Spotify : White acoustic foam or panels, such as

White noise is a consistent sound signal that contains all audible frequencies played at the same intensity. It is often described as a "shushing" sound, similar to a radio tuned to an unused frequency or a steady fan. : White acoustic foam or panels