SanDisk Extreme 256GB UHS-I Class3 microSDXC Memory Card

SanDisk Extreme 256GB UHS-I Class3 microSDXC Memory Card

Fast enough to keep up with the action

The SanDisk Extreme microSDXC memory card lets you save time transferring media with read speeds of up to 190MB/s9 powered by SanDisk QuickFlow Technology10 (64GB - 1TB). Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With write speeds up to 130MB/s9, its ideal for your Android smartphone, action cameras, or drones. This high-performance microSD card handles 4K UHD video recording, Full HD video2, and high-resolution photos. Plus, its A2-rated, so you can get fast application performance for an exceptional smartphone experience.7

Save time transferring content

With SanDisk QuickFlow Technology10 (64GB - 1TB), this card optimizes performance for timesaving media offloads with quick read speeds up to 190MB/s.9 Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately).

Write speeds of up to 130MB/s

Capture fast-action photos or shoot 4K UHD video2 with write speeds of up to 130MB/s.9The SanDisk Extreme microSDXC UHS-I Card lets you shoot more and faster.

Great for capturing 4K UHD Video2

Ideal for recording outdoor adventures, weekend trips, or sporting events without skipping frames. With up to 1TB1, the SanDisk Extreme microSD UHS-I card lets you capture uninterrupted 4K UHD and Full HD video with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings.5

Load apps faster with A2

Get faster app performance for an outstanding smartphone experience thanks to the SanDisk Extreme microSD cards A27Specification.

Durable design for use in extreme environments

SanDisk Extreme 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 190MB/s9, so you can move big files fast, move a lot of files fast or just make frequent file transfers that much quicker.