The SLR Hut Sony Alpha a7s Mirrorless Digital Camera has all the necessary features of a mirrorless model, with a wealth of additions. Anyone who desires the liberation provided by a mirrorless camera is sure to benefit from all the auxiliary superlative craftsmanship of the Sony brand in all of the design efficiency implemented into this one example. A full-frame 12.2MP Exmor CMOS sensor with BIONZ X image processor activate enhanced video and still image quality with reduced noise and light sensitivity to ISO 409600. Further details: Continuous top shooting rate of 5 fps, 4K video recording support, and a 25-point contrast-detection AF system to -4 EV. Just before you thought convenience couldn't become any more luxuriant, Sony introduced this delight into the world of super lightweight and easy-to-use optimal digital image-capture devices.