SanDisk SDDR-B531-GN6NN MobileMate USB 3.0 Card 
Reader
 
Overview
The MobileMate USB 3.0 microSD card reader is the easy way to quickly 
transfer content from your camera or drone’s memory card. This compact and 
durable reader requires no downloads or additional software and is compatible 
with USB 3.0 and backwards-compatible with USB 2.0. And, with transfer speeds of 
up to 170MB/s* , you can move what needs moving and then get going again.
OFFLOAD PHOTOS AND VIDEOS FAST 
The MobileMate® USB 3.0 microSD™ card reader is the easy way to quickly 
transfer content from your camera or drone’s memory card. This compact and 
durable reader requires no downloads or additional software and is compatible 
with USB 3.0 and backwards-compatible with USB 2.0. And, with transfer speeds of 
up to 170MB/s*, you can move what needs moving and then get going again. 
TRANSFER SPEEDS OF UP TO 170MB/S* 
Move big files fast, move a lot of files fast or just make frequent file 
transfers that much quicker. 
MOVE FILES UP TO 10X FASTER THAN WITH USB 2.0 READERS 
The MobileMate USB 3.0 microSD™ card reader delivers the performance of USB 
3.0—so you can move files faster and get back to all the other things you would 
rather be doing. 
COMPACT AND DURABLE DESIGN 
With its small but sturdy design, the MobileMate® USB 3.0 microSD™ card 
reader is easy to take anywhere and can hold its own when tossed in your bag 
with all your other gear. 
USB 3.0-COMPATIBLE 
The MobileMate® USB 3.0 microSD™ card reader is compatible with USB 3.0 and 
backwards-compatible with USB 2.0. 
TWO-YEAR LIMITED WARRANTY 
The MobileMate® USB 3.0 microSD™ card reader is covered by a two-year limited 
warranty. 
Specification 
  
  
    | Generation | USB 
      3.0 | 
  
    | Interface | UHS-I 
      Micro SDHC and Micro SDXC | 
  
    | 
 | Compact 
      and durable microSD™ card reader | 
  
    | 
 | Fast 
      UHS-I transfer speeds of up to 170 MB/s | 
  
    | 
 | With 
      USB 3.0, move content up to 10x faster than USB 2.0 
    readers |