Delivers sequential read speeds of up to 400 MB/s through its USB 3.2 Gen 1 interface*, transferring 4GB files in a mere 9 seconds. Compatible with PCs, Macs, smart TVs, and cars via USB Type-A ports for seamless save, transfer, and play across devices. Safeguards data from water, extreme temperatures, x-rays, magnetic fields, and shock, making it well suited for on-the-go usage. Plenty of room for the peace of mind you need. With storage capacities ranging from 128GB to 512GB*, you'll have space to store up to 170,251 photos or a full 24 hours of 4K video**, whichever suits your preference. *1GB = 1,000,000,000 bytes. Actual storage capacity may be lower than the labeled capacity. Part of the storage may be used for system files and other storage control purposes.