Designed for capturing Full HD video and still photos using Android smartphones and tablets, the 64GB Ultra UHS-I microSDXC Memory Card from SanDisk features a storage capacity of 64GB and takes advantage of the UHS-I bus to support read speeds of up to 100 MB/s. This card also supports the Class 10 standard, which guarantees minimum write speeds will not drop below 10 MB/s. Built and tested to withstand harsh environments, SanDisk's 64GB Ultra UHS-I microSDHC Memory Card is protected against water, temperature extremes, shock, and x-rays. Additionally, SanDisk Memory Zone software is available as a free download and will help users manage your photos, videos, and files, whether they are on their phone, their memory card, or in the cloud. General Features Works well with Android smartphones and tablets Class 10 rating for Full HD video Read speeds of up to 100 MB/s SanDisk Memory Zone SanDisk's free Memory Zone software helps users with memory management on their Android device. Users will be able to manage memory on their phone, memory card, or in the cloud. SanDisk's Memory Zone 3.0 app offers you more functionality and combines popular memory management utilities in one, including a file browser, file backup, file compression, and an integrated media player.