: Likely refers to a specific TV brand or regional distributor (e.g., GIBCO, also seen as GIC or similar labels in international markets).
universal TV motherboard. This board is a 4K "three-in-one" network motherboard often used in various smart TVs, such as those from . Understanding the File Components MS638 PC821 : The model number for the universal driver board. Download MS638 PC821 3840x2160 GIBCO REF36 part1 rar
: Indicates this specific firmware is configured for 4K (UHD) resolution panels. : Likely refers to a specific TV brand