Description of ATTUS Professional SDXC UHS-II Memory Card 256GB: V90, CL10, U3, Max R300MB/S, W299MB/S, Black - High Capacity and Lightning-Fast Performance
ATTUS specs: world's first one-piece molded construction with high hardness materials have resulted in the world's highest level of Bend strength, 18 times greater than the SD standard. Ribless, no write protection switch design: world's first ribless, no write protection switch design6 removed easy to break Parts, such as rib. Fast file transfer: up to 300 MB/s transfer speed and up to 299MB/s write speed 3. Uhs-ii, Class 10, U3 compliant. Fast writing speed excellent for 4K recording and continuous burst mode shooting. Highest level Waterproof (ipx8*5) & dustproof (ip6x*5): completely sealed with monolithic structure, This card is waterproof (compliant to IPX8). Backward compatible with UHS-I compatible equipment: while highest performance is obtained using a UHS-II compatible camera, (up to 95MB/s transfer and 90MB/s writing speeds3).