PNY Pro Elite microSD cards deliver top performance for smartphones, tablets, action cameras, drones, DSLRs, camcorders, and other devices. With a read speed of up to 100 MB/s and a write speed of up to 90 MB/s, these cards provide the necessary speed for capturing stunning videos with the latest high-resolution standards and are compatible with next-generation 4K Ultra HD devices. Experience your memories as vividly as the day you recorded them. Enjoy more mobile content such as 4K videos, HD images, music, apps, and more. Read speed up to 100 MB/s. Write speed up to 90 MB/s. Class 10 UHS-I U3 certified. V30 Video Speed Class for 4K and Full HD videos. A1 Application Performance Class 1, A2 for 512 GB and 1 TB. Magnet-proof, shock-resistant, temperature-resistant, and waterproof. Includes adapter.