microSDXC / SDXC flash card ( microSDXC to SD adapter included ), A2 - App Performance Class 2 / UHS-I U3 / Video Class V30, Data Transfer Rate: 170 MBps (read) / 90 MBps (write), specially developed for Android smartphones with worlds first A2 microSD approved flash card & SanDisk RescuePRO Deluxe software, 400 GB