primare sp25Primare SP25 Prisma High End Home Cinema Processor with DOLBY ATMOS, 4K and Room Correction Primare SP25 Prisma is a high end 12 channel surround processor that gives you everything you need to get the most out of todays best audio and video formats, including Dolby Atmos, 4K HDR, and eARC. Whether you are a cinephile or an audiophile, the SP25 Prisma delivers the same exceptional sound and build quality that Primare is known for. If you are looking