Silicon Power 64GB R/W 90/45MB MicroSDXC UHS-1 Class 10, Superior Flash Memory Card with Adaptor (SP064GBSTXDU1V20SP) Powerful Transfer speeds, delivering faster reading and writing time: Superior series: up to 90/45 MB/s reading and writing (micro SDHC UHS-1) Capture high-quality images and extended lengths of stunning 1080p full-HD video with any SD UHS-1 compatible DSLR, camera, HD camcorder, 3D camera Class 10 video recording performance Compatible with SDHC UHS-1 enabled host devices Compatible with SDHC enabled host devices; not compatible with SD devices and SD readers Lifetime Warranty