SanDisk Extreme PRO microSDHC/microSDXC UHS-I memory cards now come with up to 1TB of storage for uncompromising smartphone, tablet and camera performance. Capture 4K Ultra HD and Full HD videos and enjoy transfer speeds of up to 100MB/s so you can shoot like a pro and still experience world-class responsiveness from your phone. Class 10, UHS-I Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings mean your videos can meet today's highest resolution standards. Pro performance of up to 100MB/s read and 90MB/s write, for faster transfer and capture For AndroidTM smartphones and tablets and interchangeable-lens cameras. Records 4K UHD and Full HD video. A1-rated for faster app performance. Shock-, temperature-, water-, and X-ray proof.