The 256GB High Performance 633x microSDXC UHS-I Memory Card from Lexar features a maximum read speed of 95 MB/s along with a minimum transfer rate of 20 MB/s to transfer data quickly and efficiently to and from a variety of devices such as tablets, smartphones, camcorders, and more. It's compatible with devices that have a compatible microSDXC slot and can be used with full-sized SDXC slots via an optional microSD adapter (sold separately).
