Fast Enough to Keep Up with The Action
Get extreme speeds for fast transfer, app performance, and 4K UHD.[2] Ideal for your Android™ smartphone, action cameras or drones, this high-performance microSD card does 4K UHD video recording, Full HD video and high-resolution photos. The super-fast SanDisk Extreme® PRO microSDXC™ memory card reads up to 200MB/s* and writes up to 140MB/s.* Plus, it’s A2-rated, so you can get fast application performance for an exceptional smartphone experience.[7]

Save Time Transferring Content
Quick read speeds of up to 200MB/s* let you transfer 1000 high-resolution photos and 30 minutes of 4K video (24GB) in less than 3 minutes.8

Write Speeds Of Up To 90mb/S*
Capture fast-action photos or shoot 4K UHD video[2] with write speeds of up to 140MB/s.* The SanDisk Extreme® PRO microSDXC™ UHS-I Card lets you shoot more and faster.

Load Apps Faster with A27
Get faster app performance for an outstanding smartphone experience thanks to the SanDisk Extreme® PRO microSD card’s A2 Specification.

Durable Design for Use In Extreme Environments
SanDisk Extreme® PRO microSDHC™ and microSDXC™ UHS-I Cards are shockproof, temperature-proof, waterproof, and X-ray-proof,[4] so you can enjoy your adventures without worrying about the durability of your memory card.

Compatible with Mobilemate® Usb 3.0 Reader
Use the MobileMate® USB 3.0 microSD™ card reader with transfer speeds of up to 200MB/s*, so you can move big files fast, move a lot of files fast or just make frequent file transfers that much quicker.

Key Features

Transfer speeds up to 200MB/s and read speeds up to 140MB/s

SD adaptor included

Lifetime Limited Warranty[9]

Not all devices support microSDXC memory card formats. Check with your device manufacturer for more details.
* Up to 200MB/s read speeds, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Up to 140MB/s write speeds. For 32GB: Up to 100MB/s read speeds; up to 90MB/s write speeds. Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB=1,000,000 bytes.
[1] 1GB=1,000,000,000 bytes. Actual user storage less.
[2] Compatible device required. Full HD (1920x1080) and 4K UHD (3840 x 2160) support may vary based upon host device, file attributes and other factors. See
[3] Download and installation required. See
[4] Card only. See for additional information and limitations.
[5] UHS Speed Class 3 (U3) designates a performance option designed to support real-time video recording with UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. See .
[6] Registration required; terms and conditions apply.
[7] For 64GB-400GB ONLY: A2 performance is 4000 read IOPS, 2000 write IOPS. For 32GB: A1 performance is 1500 read IOPS, 500 write IOPS. Results may vary based on host device, app type and other factors.
[8] Comparison based on internal testing of SanDisk Extreme® microSDXC™ UHS-l card, 400GB versus current UHS-l cards with 100MB/s stated performance. Results may vary based on host device, file attributions and other factors.
[9] 30-year warranty in Germany, Canada, and regions not recognizing lifetime warranty. See