SDDR-B531-AN6NN - Western Digital SanDisk microSD Reader/Writer | Aztek Computers
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SKU: V91YJ114GS |  Mfg. Part: SDDR-B531-AN6NN  | UPC: 619659167714  |  0 Reviews  |     Share

SDDR-B531-AN6NN - Western Digital SanDisk microSD Reader/Writer, UHS-I, USB 3.0

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$39.17  $52.88
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Product Overview

Download content from microSD memory cards to your computer using the MobileMate USB 3.0 Card Reader from SanDisk. This small, light, and portable card reader is equipped with one UHS-I microSD slot and connects to your host system using its USB 3.0 Type-A interface. It operates with read speeds of up to 170 MB/s.Please note that read speeds of up to 170 MB/s can only be achieved using SanDisk Extreme PRO cards. All other cards will get read speeds of up to 104 MB/s, which is the limit of the UHS-I standard.



  • 1 x UHS-I microSD Card Slot
  • Max Read Speed: 170 MB/s
  • USB 3.0 Type-A Interface

Expert Overview

The SanDisk MobileMate USB 3.0 Card Reader, part number SDDR-B531-AN6NN, is designed for businesses and IT professionals requiring efficient data transfer from microSD memory cards to a host computer. This device features a single UHS-I microSD slot and connects via a USB 3.0 Type-A interface, offering backward compatibility with USB 2.0. It facilitates the download of content from various microSD card types, including microSD, microSDHC, and microSDXC. The reader operates without requiring additional software or downloads, ensuring straightforward integration into existing workflows. It addresses the need for quick data offloading from mobile devices or cameras, particularly in environments where large files or frequent transfers are common. Read speeds can reach up to 170 MB/s when used with SanDisk Extreme PRO cards; otherwise, speeds are capped at 104 MB/s, aligning with the UHS-I standard limit. Its compact and portable design supports deployment across different workstations or for field use.

Technical Specifications

  • Compact and portable design
  • Supports USB 3.0 with backward compatibility for USB 2.0
  • Transfer speeds of up to 170MB/s
  • No software or downloads needed for operation
  • Compatible with microSD, microSDHC, and microSDXC cards

Product Details

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  • Western Digital
  • SDDR-B531-AN6NN
  • 619659167714
  • New
  • 0.05 lbs
  • 4 X 1 X 3
  • Sep 16, 2026
  • Apr 22, 2026
Product Identifiers: Brand: Western Digital • Part #: SDDR-B531-AN6NN • UPC: 619659167714 • Category: Memory Cards

Frequently Asked Questions

What types of microSD cards are compatible with this reader?

The SanDisk microSD Reader/Writer is compatible with microSD, microSDHC, and microSDXC cards.

What is the maximum read speed of this device?

The maximum read speed is 170 MB/s when used with SanDisk Extreme PRO cards. With all other cards, the read speed is up to 104 MB/s, which is the limit of the UHS-I standard.

Does this card reader require any special software or drivers?

No, this card reader does not require any software or downloads for operation.

What USB interface does this reader use?

The reader connects to a host system using a USB 3.0 Type-A interface and is backward compatible with USB 2.0.

SDDR-B531-AN6NN - Western Digital SanDisk microSD Reader/Writer, UHS-I, USB 3.0

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$39.17