α7S from Sony: Official Video Release

Sony's α7S Full-Frame Camera Realizes a New World of Imaging Expression
-Features newly developed, wide dynamic range sensor with awe-inspiring sensitivity-
Joining the acclaimed α7 and α7R family of the world's smallest full-frame interchangeable lens cameras*, Sony's new α7S model puts extraordinary sensitivity, low noise and spectacular 4K video quality into the hands of professional photographers and videographers.
* Amongst interchangeable-lens digital cameras equipped with a 35mm full-frame image sensor, according to Sony research as of April 2014