Access any two SD cards simultaneously on your USB-enabled device, with this ultra-fast portable card reader. This portable USB 3.0 card reader gives you ultra-fast read and write access to two SD memory cards simultaneously, including SD (Secure Digital), SDHC (Secure Digital High Capacity) and SDXC (Secure Digital Extended Capacity) flash cards. It connects easily to the USB-A port on your tablet, laptop or desktop computer for wide compatibility. Among its advanced features, this high-performance card reader supports SD 4.0 and UHS II. The USB 3.0 SD card reader/writer offers fast read and write access to two SD cards simultaneously, with support for the speed of USB 3.0 (also known as USB 3.1 Gen 1), up to 5Gbps. It\'s ideal for creative professionals, including photographers, videographers and graphic designers, who need ultra-fast access to SD cards to offload raw images or edit video or photos, and backup files quickly. It saves time and increases productivity in your daily workload, letting your transfer files quickly when working with multiple SD cards, out in the field or in the studio. Compatible with SD 4.0, the dual card reader supports standard SD speeds as well as Ultra High Speed (UHS), available on some SDHC and SDXC cards. With SD 4.0 and UHS-II support, this product offers uncompromising read and write speeds, increasing the data transfer rate to 312 MB/s for high-speed file transfers. By supporting the faster speeds of UHS-II, the card reader saves you valuable time when offloading videos and high volumes of photos to your computer, and increases efficiency during editing and post-production. With the dual card reader, you can transfer data to and from two different cards at the same time, saving you time in the studio or out in the field. The card reader supports all popular SD cards such as SDSC, SDHC and SDXC including UHS cards, and is backwards compatible with older SD card versions. By providing two separate slots and support for a