Key Features Super-fast SD™ card with shot speeds up to 260MB/s UHS Speed Class 3 (U3) allows you to record in cinema-quality 4K Transfer speeds to 95MB/s for maximum post-production workflow efficiency Upto 128GB capacity to shoot longer, uninterrupted photo and video sessions Waterproof, temperature proof, x-ray proof, magnet proof, shock proof Extreme speed to catch every frame For super-fast continuous burst mode shots, maximum post-production workflow efficiency, and high-performance video recording performance, get a SanDisk Extreme PRO SDHC or SDXC UHS-II card. The high-performance SDHC and SDXC memory cards boast shot speeds up to 260MB/s* (1733X) and transfer speeds up to 95MB/s (2000X). Their sustained video capture of 30MB/s (U3) supports 32GB to 128GB of Full HD and cinema-quality 4K video recording. Optimized for cameras that support the new UHS-II standard, SanDisk Extreme PRO SDHC and SDXC UHS-II cards deliver the uncompromising results that professional photographers demand. Cinema-quality 4K Video Capture With UHS Speed Class 3 (U3) rating, SanDisk Extreme PRO SDHC and SDXC UHS-II cards let you capture uninterrupted cinema-quality 4K and Full HD video. This makes them ideal for professionals recording extreme sports and other fast-action activities without dropping frames. SanDisk products are constructed to the highest standards and rigorously tested. You can be confident in the outstanding quality, performance and reliability of every SanDisk product.