The 64GB 2933x XQD 2.0 Memory Card from Lexar utilises PCI Express as a data interface to provide read speeds of up to 440 MB/s and write speeds of up to 400 MB/s. With a data transfer speed rating of 2933x you can record 4K video and capture high resolution images with ease. Whether you record in studio or out in the elements this card stands up to temperature extremes, water, and shock to keep your files safe, even on-the-go. If your files do become corrupted or accidentally deleted, Lexars Image Rescue recovery software is there to help you recover them.