SanDisk 1TB Extreme PRO MicroSDXC UHS-I Memory Card with SD Adapter – 170MB/s – Includes SD Adapter – Total Capacity: 1TB – SQL Read Performance: Up to 170MB/s – SQL Write Performance: Up to 90MB/s – Compatibility: microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I Supporting Host Devices – SDSQXCZ-1T00-GN6MA – Limited Product Lifetime Warranty Manufacturer Warranty: Limited Product Lifetime Warranty Up to 170MB/s read and 90MB/s write speeds for fast shooting and transfers 4K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) Built for and tested in harsh conditions; temperature-proof, water-proof, shock-proof and x-ray proof Ideal for Android smartphones and tablets, and action cameras, and drones Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices Get extreme speeds for fast transfer, app performance, and 4K UHD.?Ideal for your Android? smartphone, action cameras or drones, this high-performance microSD card does 4K UHD video recording, Full HD video, and high-resolution photos. The super-fast SanDisk Extreme? PRO microSDXC? memory card reads up to 170MB/s?and writes up to 90MB/s.?Plus, it?s A2-rated, so you can get fast application performance for exceptional smartphone experience.