The SanDisk Extreme PRO SD UHS-II Card Reader/Writer is designed to increase workflow efficiency for professional photographers and videographers. Small enough for fieldwork, the compact reader is built to handle the high-performance demands of UHS-II card technology and offers support for fast transfer speeds. With a USB 3.0 interface (and backwards-compatible with USB 2.0), the SanDisk Extreme PRO SD UHS-II reader/writer is your best choice for performance and efficiency when paired with a SD UHS-II memory card.