The SanDisk SDSQXAV-512G-GN6MN microSDXC card is part of the Extreme series, offering a substantial 512GB of storage capacity, making it a perfect choice for photographers, videographers, and mobile gaming enthusiasts who demand high-performance storage for their content. Engineered with UHS-I U3 and V30 video speed class ratings, it boasts impressive read and write speeds of up to 190MB/s and 130MB/s respectively, enabling smooth 4K UHD video recording and fast file transfers. This card also meets the A2 App Performance Class, ensuring rapid app launches and a seamless app experience on smartphones and tablets. Its rugged design is temperature-proof, waterproof, shockproof, and X-ray-proof, safeguarding your data in extreme conditions. Manufactured by WD/SanDisk Retail, this Extreme microSDXC card combines high speed and durability, making it an excellent choice for high-end mobile devices and action cameras.