EXPANDED STORAGE - Offering a generous 512GB capacity, this microSDXC card provides ample space for high-resolution photos, videos, and other data-intensive files, ensuring you never run out of storage. BLAZING-FAST SPEED - With read and write speeds up to 90MB/s, this UHS-I V30 card ensures rapid data transfer, smooth 4K video recording, and quick file access, enhancing your workflow efficiency. ULTIMATE COMPATIBILITY - Seamlessly compatible with a range of Insta360 devices, including X4, Ace Pro, Ace, X3, ONE RS, Sphere, ONE X2, ONE R, and ONE X, ensuring versatile use across your devices. RUGGED DURABILITY - Designed to withstand extreme conditions, this card operates flawlessly from -13°F to 185°F, making it ideal for outdoor adventures, professional shoots, and demanding environments.