The D700 features the same digital SLR FX format first introduced with Nikon's acclaimed D3 digital SLR which established a new level of professional performance in terms of overall image quality.  The D700 has a 12 megapixel Cmos sensor with Continuous shooting up to 5 frames per second, extraordinarily low noise, ISO sensitivity from 200-6400 ISO, Fast and accurate 51-point AF with 3D Focus Tracking:and Dynamic Integrated Dust Reduction System.