Boxed and complete. 117,692 shutter actuations. The ultimate imaging machine has advanced. Built to keep you ahead of your game, everything about the D4S powers exceptional images at exceptional speed. An expanded ISO range and EXPEED 4 image processing take low light photography to another level, making the camera a master of the dark as well as the light. Advances to AF performance offer improved acquisition and tracking at 11 fps, plus finer control over the AF area with the new Group Area AF mode. Nikon’s RAW Size S file format allows accelerated image transfer onto networks, and a Gigabit 100/1000TX Ethernet port enables ultra-fast connection.