4k ((link)): Ssis-448

: Many specialty media manufacturers use prefix codes like "SSIS" followed by a serial number. In these instances, the "

: Many 4K systems in this class support 4:4:4 chroma subsampling . This ensures that color data is not compressed, resulting in sharper text and more accurate color reproduction compared to consumer-grade 4:2:0 or 4:2:2 formats. SSIS-448 4K