With an emphasis on speed and versatility, the Sony a6600 is a sleek-yet-fully-featured APS-C-format mirrorless camera well-suited for both stills and video. Sporting a revised 24.2MP CMOS sensor, the a6600 is capable of producing high-resolution photos and up to UHD 4K video with no recording time limit, more efficient processing, and faster focusing. The 4D FOCUS system, which covers 84% of the image frame, utilizes 425 phase-detection points along with 425 contrast-detection areas for especially quick and intuitive performance along with Real-time Eye AF for both photo and video.