This EVO+ UHS-I microSDXC U1 Memory Card (Class 10) with an Adapter from Samsung holds 256GB of data. Its Ultra High-Speed Class 1 (UHS-I) bus interface enables it to achieve maximum read and write speeds of 95 MB/s and 90 MB/s respectively, which are far greater than the 10 MB/s minimum speeds guaranteed by the Class 10 and UHS 1 ratings. This microSD card is ideal for Full-HD video recordings and high-resolution pictures. A microSD adapter is included, allowing you to use the card in a full-size SDHC/SDXC slot.<BR>