Nintendo-licensed memory card to provide dependable, high-performance storage, the SanDisk microSDXC card for the Nintendo Switch system lets you add 128GB of capacity with transfer rates up to 100MB/s so you can keep your favorite titles on a single card and start playing in no time. And with a manufacturer’s lifetime limited warranty, you get gaming storage that’s ready for the long haul. Sandisk, Sandisk 128Gb Sd, Universal, 0, SDSQXAO-128G-GNCZN Data storage 128 GB Mem card type SDXC, Micro SDXC Brand SanDisk Read speed 100MB/s Write speed 100MB/s Model SDSQXAO-128G-GNCZN