Product Description: The SanDisk Extreme microSD Memory Card is a high-performance storage solution built for smartphones, tablets, action cameras, drones, and interchangeable-lens cameras. With blazing-fast read speeds of up to 170MB/s, it lets you transfer thousands of photos and hours of 4K footage in minutes, while offering capacities up to 400GB for serious storage needs. Featuring Class 10, UHS-I U3, A2, and V30 ratings, this card delivers smooth 4K UHD and Full HD video capture alongside faster app performance, making it the ideal choice for creators and Android users who demand pro-level speed and reliability. Product Features: 【Pro-Level Transfer Speeds】 Read speeds of up to 170MB/s let you transfer 1,000 high-resolution photos or 30 minutes of 4K video in under 3 minutes. 【High Write Speeds】 Write speeds of up to 90MB/s let you capture fast-action photos and shoot 4K UHD video without dropped frames. 【High Storage Capacity】 Available up to 400GB, providing ample space for 4K video, RAW photos, apps, and everyday files. 【4K UHD Video Recording】 UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings ensure smooth, uninterrupted 4K UHD and Full HD capture. 【A2 App Performance Rating】† Delivers faster app loading and smoother performance for an outstanding smartphone experience. 【Rugged, Extreme-Proof Design】 Shock-, temperature-, water-, and X-ray-proof construction protects your card in extreme environments. 【MobileMate USB 3.0 Reader Compatible】 Pairs with the SanDisk MobileMate USB 3.0 reader for transfer speeds up to 170MB/s. 【SanDisk Memory Zone Support】 Compatible with the SanDisk Memory Zone app for easy file management, backup, and storage optimisation. 【Trusted SanDisk Quality】 Built to deliver dependable, pro-grade performance and long-lasting reliability. Product Specifications: Brand: SanDisk Series: Extreme Card Type: microSDHC / microSDXC Capacity: 32GB / 64GB / 128GB / 256GB / 512GB Speed Class: Class 10 Bus Interface: UHS-I Performance Rating: U3 / V30 / A2† Maximum Read Speed: Up to 190MB/s‡ Maximum Write Speed: Up to 130MB/s Video Support: 4K UHD and Full HD Recording Compatibility: Android Smartphones, Tablets, Action Cameras (incl. GoPro), Drones, and Interchangeable-Lens Cameras Package Includes: SanDisk Extreme Micro Memory Card × 1 Product Notes: Actual available storage capacity may vary due to formatting and system files. Read and write speeds may vary depending on host device, interface, and usage conditions. microSD adapter not included unless otherwise stated. Click HERE for the Ultra A1-rated micro SDXC memory card .msd-table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; } .msd-spec-table { display: grid; grid-template-columns: 110px repeat(4, 1fr); width: 100%; } @media (max-width: 600px) { .msd-spec-table { grid-template-columns: 100px repeat(4, 130px); width: max-content; min-width: 100%; } } Extreme microSD Card Comparison Capacity 512 GB 256 GB 128 GB 64 GB Read Speed up to 190MB/s1 up to 190MB/s1 up to 190MB/s1 up to 170MB/s1 Write Speed up to 130MB/s1 up to 130MB/s1 up to 90MB/s1 up to 80MB/s1 Form Factor microSDXC microSDXC microSDXC microSDXC Video Speed C10, U3, A2, V302 C10, U3, A2, V302 C10, U3, A2, V302 C10, U3, A2, V302 1. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. 2. Class 10 (C10), UHS Speed Class 3 (U3), Application Performance Class 2 (A2), Video Speed Class 30 (V30).
