For demanding users who require maximum storage capacity during extended HD video recording sessions, Transcend’s Ultimate SDXC Class 10 cards not only offer extra storage space, but also help improve camera performance. Featuring 64GB of storage with the efficient new exFAT file system, these memory cards are the ideal complement to today’s high-end SDXC-compatible DSLR cameras and HD camcorders. – Fully compliant with the SD 3.0 standard – Class 10 speed rating guarantees fast – Efficient new exFAT file system