Nikon D3s rugged construction houses barrier-breaking technologies, delivering low-noise 12,800 ISO still shooting at up to 9-fps, with exceptionally rich 24-fps HD video.
Tutorial
Nikon D3x DSLR User's Manual Guide (Owners Instruction)
Nikon D3x is Nikon's Flagship 24.5-megapixel FX-format D-SLR—meticulously engineered for professionals whose work demands extreme resolution, file size and image fidelity. The D3X redefines high resolution SLR photography, whether you shoot in the studio or out on location. The 24.5 megapixel FX format CMOS sensor delivers image files with outstanding levels of detail and tonal gradation and boasts an ISO range of 100 to 1600.