From the manufacturer
Transfer speeds of up to 100MB/s 
Blazing transfer speeds mean that your content moves fast letting you move up to 1200 photos in 60 seconds .
Ideal for Android smartphones and tablets
SanDisk cards are compatible with Android smartphones and tablets.
Load apps faster with A1-rated performance 
Rated A1, the 400GB SanDisk Ultra microSD card is optimised for apps, delivering faster app launch and performance that provides a better smartphone experience.
Full HD video capture 
Class 10 speed rating allows you to shoot Full HD video and high-quality photos.
Designed to withstand harsh conditions
Built to perform in all conditions, this durable microSD card is waterproof, X-ray proof, shock-proof and temperature-proof .
SanDisk Memory Zone App  for easy file management
The SanDisk Memory Zone app  enables you to view, access and back up your files in one location. You can also free up space from your smartphone by moving files to your microSD card.
Ready to adapt
The SanDisk Ultra microSD UHS-I comes with a ready-to-use SD adapter, which is perfect for use with interchangeable-lens cameras.