Designed for mobile and portable console gaming on smartphones, tablets, and consoles that include the Nintendo Switch, the 256GB XLR8 Gaming UHS-I microSDXC Memory Card from PNY Technologies features a storage capacity of 256GB, write speeds of up to 100 MB/s and read speeds of 90 MB/s. Thanks to its U3 / V30 rating, write speeds are guaranteed to never drop below 30 MB/s, which makes this card suitable to record 4K, Full HD, and 3D video in other microSD-compatible devices. Furthermore, its A2 Application Performance rating lets you run apps directly from the card with faster app launces and performance.