With the ability to transfer data at speeds up to 285 MB/s, the 128GB UHS-II SDXC Memory Card from Delkin Devices is designed to capture Full HD and 4K multimedia content. This card features the V60 Video Speed Class rating and supports the UHS-II bus standard as it comes equipped with a second row of pins for enhanced data transfer rates. Once inserted into your device the 1900X SDXC memory card helps to prolong the life of your battery as it consumes up to 30% less power than comparable cards. Additionally, this high capacity memory card comes water, shock, and X-ray proof for added piece of mind when working in harsh weather conditions.