The Canon EOS 1D X Mark III is a full-frame DSLR designed for professional photographers featuring lightning-fast 16 fps continuous shooting. 20.1MP full-frame CMOS sensor delivers exceptional image clarity and low-light performance Dual DIGIC X processors ensure rapid image processing for demanding sports and wildlife shoots 191-point AF system with Deep Learning technology tracks subjects accurately, even in challenging conditions ISO range of 100-102400 (expandable to 819200) allows for clean images in virtually any lighting 5.5K 12-bit RAW video recording provides cinematic quality for high-end video production Dual CFexpress card slots enable ultra-fast file transfers and reliable backup Robust magnesium alloy body offers exceptional durability for professional use in tough environments Integrated Wi-Fi, Bluetooth, and GPS streamline workflow and location tagging on the go Advanced optical viewfinder with 100% coverage gives a true-to-life shooting experience Smart Controller enables quick AF point selection, increasing speed and efficiency during action photography