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