Transfers images and video from multiple memory cards at once innovative modular design hubs leverage thunderbolt 2 or usb 3 0 technologies for high speed transfer of raw images high res photos and hd 3d and 4k video readers support todays latest card formats sdhcsdxc uhs i and uhs ii compact flash udma 7 xqd 2 0 cfast and cfast 2 0 thunderbolt or usb 3 0 and micro sdhcmicro sdxc uhs i and uhs ii