With blazing fast data transfer speeds, Sony's XQD memory card achieves stable, continuous shooting to capture each moment in the highest quality. Designed for the professional photographer to enhance high resolution images and HD video applications. When using with Nikon's DSLR "d4", XQD memory cards can record up to 100 frames in raw format in continuous shooting mode. Using a usb2.0/3.0 Compatible XQD card reader or an XQD ExpressCard adapter, quickly transfer large quantities of very high capacity data like raw images to pc, delivering efficient and fast workflow.