Lexar 4-Pack - 64GB Platinum II Class 10 (200x) SDXC UHS-I Memory Card - 256GB Total Brand New - Bulk Packaged - Includes Lexar USA Warranty 4-Pack 256GB Total - up to 30MB/s read, 22MB/s write High-speed performance, start to finish, Leverages UHS-I technology for transfer speed up to 200X Designed for fast-action photography and HD video, SDHC speed-rated up to Class 10, High-capacity option for laptop memory expansion Lexar Performance, Quality, Compatibility, and Reliability. Lexar. When Memory Matters.