Designed for sports camcorders, tablets, and smartphones, the 64GB micro SD memory Card from Lexar features a storage capacity of 64GB and supports maximum read speeds of up to 270 MB/s and maximum write speeds of up to 150 MB/s. This card has also been designed with the V90 Video Speed Class rating, which guarantees minimum write speeds of at least 90 MB/s. All of this allows for users to immerse themselves in extreme sports videography and photography in Full HD.