The SanDisk Ultra 512GB microSDXC UHS-I Memory Card offers high-capacity storage with transfer speeds up to 100MB/s. Featuring A1 app performance rating and Full HD video support, it's optimized for Android smartphones and tablets. Key features: • 512GB Storage Capacity • Up to 100MB/s Transfer Speed • A1 App Performance Rating • UHS-I Interface Technology • Full HD Video Recording Support • Android Device Optimized • Class 10 Speed Rating This memory card is designed for use with Android smartphones and tablets, providing ample storage for apps, photos, videos and other content. The A1 rating ensures faster app loading and better performance when running apps directly from the card. The UHS-I interface enables quick file transfers and smooth Full HD video recording. The card includes built-in protection against water, temperature extremes, X-rays and shocks for enhanced durability.