Read & write speeds up to 160MB/s & 120MB/s, respectively. Excellent performance for 4K UHD video Includes Full – Size SD Adapter Take your burst shot Shoot more and faster. Stunningly fast U3, Class10 rated read/write speeds of up to 160/120MB/s1 let you take and transfer masses of photos2 smoothly. 4K videos stay with UHS – I, V30 rated speeds. With an A2 rating, you can store even more active apps and games. Add space, keep it all Never run out. Huge capacities of 128GB, 256GB, and 512GB give you plenty of storage space. Shoot as many lavish long takes and lush high – resolution photos as you want. Or load up on must – have apps and media. Now you’ve got the room.