Memory Card micro SDXC, 256GB, read speed up to 100MB/s, write speed up to 85MB/s, Class 10, UHS-I, U3, V30, A1 The Kingston memory card is a safe, plus very compact data-storing device. The type of card is micro SDXC. This smaller format lets it fit into mobile phones and other small electronics. It has a total capacity of 256 GB. It downloads data at a speed of 85 MB/s. Reading from it is at a speed of 100 MB/s. The Kingston Canvas Select Plus micro SDXC 256GB Class 10 UHS-I fits into a speed class of Class 10. Thanks to the parameters, it's suitable for extremely demanding work like saving 4K video. Kingston Canvas Select Plus micro SDXC 256GB Class 10 UHS-I Memory Card Key Features micro SDXC memory card Interface of UHS-I and U3 Total card capacity: 256 GB Reading speed: 100 MB/s Writing speed is 85 MB/s Kingston memory card has a speed class of Class 10 Perfect for recording 4K videos Kingston video class: V30 Performance class for applications: A1