Nikon's D800 built for today’s multi media photographer includes a groundbreaking 36.3Mp FX-format CMOS sensor, Full HD 1080p video with stereo sound, class leading ISO range of 100-6400 expandable to 25,600. Nikon's D800 built for today’s multi media photographer includes a groundbreaking 36.3Mp FX-format CMOS sensor, Full HD 1080p video with stereo sound, class leading ISO range of 100-6400 expandable to 25,600.