Samsung Retail's MB-SD64K/CN is an SDXC flash card designed for those who need more storage without sacrificing speed and reliability. With a 64GB capacity, it sits comfortably in the middle of the storage spectrum, suitable for professionals and enthusiasts alike. This card integrates UHS-I technology, offering high-speed data transfer that is essential for live event recordings, wildlife photography, and sports videography. The 'Pro Plus' designation underscores its superior performance and durability, with a U3 classification ensuring consistent minimum write speeds of 30MB/s - a necessity for 4K video recording and capturing high-speed sequences without missing a beat. As a Class 10 device, it ensures a basic transfer rate of 10MB/s, streamlining the process of transferring large files to and from the card. Its rugged construction aligns with Samsung's commitment to quality, making the MB-SD64K/CN a stellar choice for those seeking a blend of performance, capacity, and durability in their SD card selection.