Sony 64GB Class 10 UHS-I/U3 SDXC up to 94MB/s Memory Card (SF64UX2/TQ)

Product Type: SDXC Memory Card Model: SF-64UX2 Series: SFUX Series Capacity: 64GB Transfer Performance - Read Speed: Up to 94MB/s (SDR104) - Write Speed: Up to 70MB/s - Interface: UHS-I Speed Classes - UHS Speed Class: U3 - Video Speed Class: V30 - SD Speed Class: Class 10 Capacity - Nominal Capacity: 64GB - Usable Capacity: 57.6GB - Sony specifies usable capacity as 61,847,528,960 bytes. Dimensions - 24 × 32 × 2.1mm (W × H × D)