SanDisk 400GB Extreme microSDXC UHS-I Memory Card – Read speeds of up to 160MB/s, Write speeds of up to 90MB/s – Video Speeds: C10, U3, V30, A2 – Includes SD Adaptor – Limited Lifetime Warranty Manufacturer Warranty: Limited Product Lifetime Warranty Rating: 4.8 stars – 475 reviews Faster smartphone app performance thanks to the SanDisk Extreme? PRO microSD card?s A2 Specification Read speeds of up to 160MB/s let you transfer 1000 high-res photos and 30 minutes of 4K video in less than 3 minutes Capture fast-action photos or shoot 4K UHD video with write speeds of up to 90MB/s Record uninterrupted 4K UHD and FHD video with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings Shockproof, temperature-proof, waterproof, and X-ray-proof for durability in extreme environments The SanDisk 400GB Extreme microSDXC UHS-I Memory Card (SDSQXA1-400G) is designed to provide both the capacity and speedy performance required by enthusiasts and professionals taking richly-detailed HDR photos and high-quality 4K UHD videos.? The SanDisk Extreme microSDXC memory card makes available 400GB of storage space for storing thousands of multimedia files.? It comes with a U3 speed class rating, as well as a V30 video speed class rating, guaranteeing premium-quality performance for recording and playing back FHD and UHD. ? Ultra-fast data transfer rates A 90MB/s and 160MB/s write and read speeds enables storing and transferring thousands of multimedia files in just a few minutes.? Moreover, the card’s A2 Application Performance rating ensures your apps load extremely fast and run with enhanced responsiveness. ? The 400GB SanDisk Extreme microSDXC UHS-I memory card offers premium-quality performance for outfitting in action cameras, smartphones, drones and more.? Whether you are taking panoramic shots or recording footage of fast-paced sporting events, you can depend on the SanDisk Extreme memory card to store your content and keep it safe even in harsh environments ? Read more about SanDisk’s 400GB Extreme microSDXC UHS-I U3 A2 V30 C10 Memory Card – 160MB/s on their?official website