ProGrade Digital 128GB UHS-II V90 SDXC Memory CardThe ProGrade Digital SDXC 128GB UHS II V90 Memory Card features a storage capacity of up to 512GB per card and takes advantage of the UHS II bus to support maximum read speeds of 300 MBPS and maximum write speeds of 250 MBPS. This SD memory card has also been designed with the V90 Video Speed Class rating, which guarantees minimum write speeds of at least 90 MBPS, allowing the SDXC card to be used in DSLRs, mirrorless cameras, camcorders, and digital