The official licensed microSD card for Nintendo Switch Systems. Designed, tested, and approved for all Nintendo Switch Systems. Add games fast with write speeds up to 90MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.) Start playing fast with read speeds up to 100MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.) Store an entire game collection, plus screenshots and videos, with up to 1TB of additional memory (1GB=1,000,000,000 bytes. Actual user storage less) Nintendo Switch is a trademark of Nintendo. 2023 Nintendo. Nintendo trademarks are properties of Nintendo.