Kingston 128GB microSDXC Class 10 Flash Card with Adapter Compliant - with the SD Card Association specification Versatile - when combined with the adapter, can be used as a full-size SDHC/SDXC card Compatible - with microSDHC & microSDXC host devices; not compatible with standard microSD-enabled devices/readers; microSDXC cards are not compatible with microSDHC-enabled devices/readers Class 10 UHS-I : 10MB/s minimum data transfer rate Great for HD Video recordings.