For those working in high-performance industries such as broadcasting, cinema, and photography, the Extreme PRO CFast 2.0 Memory Card from SanDisk combines the speed, capacity, and performance needed to record uninterrupted DCI 4K video, which has a resolution of 4096 x 2160 and a 17:9 aspect ratio. It features a SATA III 6 Gb/s bus, a maximum read speed of up to 525 MB/s (3500x), a maximum write speed of up to 450 MB/s (2867x), and a minimum write speed of 130 MB/s. Its minimum write speed is backed up by the Video Performance Guarantee 130 standard (VPG-130), meaning that its minimum write speed will never drop below 130 MB/s. This card has been tested to work in temperatures of -4 to 158°F, and in the case of card errors or accidental deletions, this card comes with a RescuePRO Deluxe data recovery software download offer. Performance SanDisk's CFast 2.0 memory cards deliver the performance needed for broadcast, cinema, and photography industries. Write Speeds of up to 450 MB/s The SanDisk Extreme PRO CFast 2.0 memory card with write speeds of up to 450 MB/s (2867x) and read speeds of up to 525 MB/s (3500x) can keep up with the burst-mode shooting of professional-grade cameras and camcorders. It also saves you time when moving large image or video files from your camera to your computer. Additionally, its Video Performance Guarantee 130 (VPG-130) rating means its write speeds will never drop below 130 MB/s. High Speeds for Full HD and DCI 4K Video Recording Resource-intensive Full HD (1920 x 1080) and DCI 4K (4096 x 2160) video recording require high write speeds. The SanDisk Extreme PRO CFast 2.0 card offers the speed required for high-resolution video. This camera card is based on CFast 2.0 technology. Tested Under Extreme Conditions This memory card can operate in temperatures ranging from 23 to 158°F (-5 to 70°C).