Netac 256GB Micro SD Card Up to 100MB/s TF Card UHS-1 MicroSDXC Memory Card A1, U1, C10, V30 High-Speed Expanded Storage Card for Smartphone/Camera/Bluetooth Speaker/Gaming/Movie

High-Speed Transport: Up to 100MB/s read speed, format exFAT. The microSDHC card supports UHS-I interface, speed Class U3/V30.
Up to 256GB of storage space, whether for school, work, or play, easily add enough storage for your photos, videos, and other files.
Supports A1 app performance class: Netac microSD supports A1 Application Performance Classis expedite your workflow with faster application performance on smartphones and tablets
Wide Application: High compatibility across multiple devices.
Built to Last Reliability: Shock-proof memory card is also waterproof, temperature proof, x-ray proof, and magnetic proof. Don’t worry about the micro sd card is unavailable after going through the security x-ray machine.