Memory Cards comply with SD Standard Ver. 3.0, UHS104
TOSHIBA AMERICA ELECTRONIC COMPONENT SDHC UHS-I Memory Cards are compliant with SD Memory Card Standard Ver. 3.0 (SD 3.0), UHS104. With a maximum read speed of 95MB per second and a write speed of 80MB per second, the products provide a new level of ultra-fast read and write speeds to NAND flash based memory cards. Devices provide a maximum read speed of 40MB per second and a write speed of 20MB per second.