Amazon.com: SanDisk Ultra Plus 64GB microSDXC UHS-I Card with SD Adapter, Grey/Red, Full HD up to 100 MB/S For Android Phone, Tables and Camera (2 Pack of 64 GB Micro SD- Card) :
Review: SanDisk Ultra 80MB/s microSDXC 64GB UHS-I Memory Card - Camera Memory Speed Comparison & Performance tests for SD and CF cards