• 64 GB microSDHC card • 10 speed class • very fast, durable and reliable card for GoPro sports cameras, smartphones, video cameras, tablets • fast recording and playback, perfect for 1080p full-HD, 3D, and 4K video • UHS-I technology transfers up to 633x (95MB / s) • fast class 10 card set and a USB 3.0 card reader included