SanDisk Extreme PRO 256 GB MicroSDXC UHS-I Class 10

Improve your workflow efficiency
With SanDisk QuickFlow Technology Pair with the SanDisk Professional PRO-READER SD and microSD™ to achieve maximum speeds (sold separately).

Write speeds of up to 140MB/S
Capture fast-action photos or shoot 4K UHD video2 with write speeds of up to 140MB/s.8 The SanDisk Extreme PRO microSDXC UHS-I Card lets you shoot more and faster.

Great for capturing 4K UHD video
Ideal for recording outdoor adventures, weekend trips, or sporting events without skipping frames. With up to 1TB1, the SanDisk Extreme PRO microSD UHS-I card lets you capture uninterrupted 4K UHD2 and Full HD video with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings.4

Load apps faster with A2
Get faster app performance for an outstanding smartphone experience thanks to the SanDisk Extreme PRO microSD card’s A25 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,3 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 2000MB/s8, so you can move big files fast, move a lot of files fast or just make frequent file transfers that much quicker.