KOOTION 10 Pack 256GB microSDXC U3 Memory Cards with Adapter — High-Speed microSD/TF (90MB/s Read, 45MB/s Write) for Phone, Tablet, Camera, Drone — Full HD & 4K Ready

Versatile Storage for Many Devices: This 10-pack of KOOTION 256 GB microSDXC (TF) cards includes an adapter and works with Android smartphones, tablets, digital cameras, game consoles, dash cams, drones, surveillance systems, monitors, and more. Use them to store or back up high-resolution photos, video footage, documents, music and other files. High Transfer Performance: Built for speed, each card delivers faster than 90MB/s read and faster than 45MB/s write, supporting Full HD recording and 4K-capable workflows. (The Performance may vary based on host device, interface, usage conditions, and other factors). Durable, Reliable Design: Manufactured with a high-quality chip and engineered to resist water, magnetic interference, shocks, and extreme temperatures (high or low), these cards help keep your data safe under demanding conditions. Easy Memory Expansion: Add extra capacity to your devices to free up internal space and help smartphones and other gadgets run more smoothly.