64 GB Class 10 Gold Plus SDXC Memory Card Compatibility:From 8GB to 32GB: Compatible with all devices supporting SDHC and SDXC standards64GB and 128GB: Compatible with all devices supporting SDXC standardsIdeal to use in:Storage and data transferDigital cameras and DSLRStandard camcordersSpecificationsCapacity: 64 GBRead Speed: Up to 85MB/sWrite Speed: Up to 20MB/sClass: 10