Using the MRW-S1 can help speed up the work and reduce the waiting time. Sony's MRW-S1 UHS-II USB 3.0 Reader/Writer for SD cards enables the fast transfer of data from SD cards via a fast USB3.1 gen1 interface. Able to read/write to UHS-II and backward compatible with UHS-1 SD cards, the MRW-S1 makes reading from cards faster than using the computer's SD card slot by using the faster USB 3.0 connector on most current computers and laptops. Using a USB 3.0 interface, the reader can read UHS-II cards up to the Read/Write capability of the SD card inserted and the USB connected computer speed and capabilities. Pitt Panthers Riddell Speed Mini Helmet - Gold Throwback – Engine30Sports Aazon.co: Sony RW-S1 High Speed Uhs-II USB 3.0 eory Card Reader... Designed with the newly announced Sony UHS-II SF-G series SD cards in mind (with speeds up to 300MB/s read and 299MB/s write), the MRW-S1 can make short time of transferring/reading files to the computer. Sony MRW-S1 - Lector de tarjetas de memoria SD UHS-II Sd Card Adapter Sony MRW-S1 UHS-II SD Memory Card Reader Hinta | Hobbyhall.fi Memory Stick Pro Duo Adapter