Designed for High Performance Memory Cards

The SanDisk Extreme Pro SD UHS-II Card Reader/Writer is designed for use with high-performance UHS-II memory cards, delivering unparalleled speeds that professional photographers and videographers demand for efficient image and video transfer.

USB 3.0 Support for high Transfer Speed

Using the speed of USB 3.0, the SanDisk card reader can offer transfer speeds of up to 500MB/s – up to 10 times faster than USB 2.0 – to make your file transfer and post-production workflow more efficient, letting you get back to shooting faster.

Backward Compatible with USB 2.0

Backwards compatibility with USB 2.0 interfaces, UHS-I, and non-UHS SD cards means you can still use your older generation memory cards and USB 2.0 devices, increasing the reader’s versatility.

Sleek and Compact Design

The SanDisk Extreme Pro SD UHS-II Card Reader/Writer has an attractive brushed metal finish with a built-in LED to indicate when a card is inserted and the unit is powered. The card reader requires no cables and is extremely compact, making it easy to take with you wherever you go.


UHS-II, UHS-I, and non-UHS SDHC and SDXC cards


USB 3.0 (backward-compatible to USB 2.0)

Read Speed

up to 500 MB/s

Form Factor

Type A USB

No. of card slots


Software Compatibility

Max OS 10.3x+, Windows 7/8/10


64 x 32 x 8mm

Product Code


* Specifications subject to change by the manufacturer without notice

SanDisk Extreme Pro SD UHS-II Card Reader/Writer (SDDR-399)


* Dispatch timeframes are indications only and may vary for multiple quantities. Timeframes are updated regularly during normal business hours.