The SanDisk Extreme microSDXC card, model SDSQXAH-064G-GN6MA, is built to meet the needs of technology aficionados and professional content creators. With a 64GB capacity, this flash card provides ample space for high-resolution images, 4K UHD videos, and large files. Leveraging UHS-I interface and carrying the U3, V30, and A2 ratings, it ensures a minimum write speed of 30MB/s, which facilitates flawless 4K video recording and fast app performance on mobile devices. The card boasts impressive read speeds of up to 170MB/s and write speeds of up to 80MB/s, enabling swift data transfers and efficient workflow. Designed by WD/SanDisk Retail, known for its high-quality storage products, this card is engineered to endure extreme environments. It's waterproof, temperature-proof, shockproof, and x-ray proof, providing users with the confidence to capture and preserve their adventures and professional work under any condition.