Designed for emerging mainstream imaging applications, the ProGrade Digital 160GB CFexpress Type A Cobalt Memory Card provides read speeds of up to 800 MB/s, which helps to quickly offload content to your computer, and write speeds of up to 700 MB/s. Additionally, the Cobalt's minimum write speed is guaranteed not to drop below 400 MB/s, which allows for the uninterrupted recording of a wide variety of codecs, including raw 4K video, 4K and 6K ProRes 4444, 4K, 6K, and 8K ProRes 422 HQ, and more. This card is resistant to temperature extremes, shock, vibration, and X-rays. This card also takes advantage of an NVMe PCIe 3.0 host controller interface.