Amazon.com: SanDisk 64GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 160MB/s, C10, U3, V30, 4K, A2, Micro SD - SDSQXA2-064G-GN6MA : Electronics
SanDisk Extreme Pro 300MB/s UHS-II 64GB SDXC Memory Card review and bechmark test - Camera Memory Speed Comparison & Performance tests for SD and CF cards