Class 10 Ultra Micro SDXC TF Flash Memory Card 64GKey Features...Compatible with Mac OS, Windows, iOS, Android, Cameras, Mp3 player, PDA, DVD, electronic book, GPS, etc.Optimal speed and performance for micro SDXC compatible devices.Class 10 speed (based on SD 2.00 specification).Holds countless amounts of data, music, video, images etc.Designed to withstand harsh environments, this versatile card..