The Transcend SDXC 340S is a high-capacity memory card designed for advanced camcorders and DSLR cameras, providing a reliable way to store thousands of photos and hours of 4K Ultra HD video. With 512 GB of storage based on 3D NAND flash, it offers sequential read speeds up to 160 MB/s and write speeds up to 90 MB/s, which allows photographers to shoot in fast-action burst mode without dropping frames. These speeds are fully realized when using the Transcend HUB5C card reader with the latest firmware. Built to handle demanding environments, this card is waterproof, shockproof, X-ray proof, static proof, and temperature resistant, operating reliably between -25°C and 85°C. It meets the U3, V30, and A2 specifications, ensuring smooth video capture and high mobile performance for devices supporting the SD 6.0 specification or later. Weighing only 2 g and measuring 32 mm x 24 mm x 2.1 mm, it fits seamlessly into professional gear for those who need a durable, high-performance storage solution for their creative work.