Transcend SDC-300S-CLASS U3 512 GB SD Card UHS-I U3

Brand: Transcend
Compliant with UHS Speed Class 3 (U3) and UHS video speed class 30 (V30) standards
Upto 512 GB storage capacity
Upto 100 MB/s read; 85MB/s write speed
Built with high quality 3D NAND flash
Perfect for a smooth and uninterrupted 4k video capturing