Lexar LSD0800064G-BNNNU High-Performance 800x SDHC/SDXC UHS-I Card BLUE Series (64 GB) - Walmart.com
Amazon.com: SanDisk 64GB SDXC SD Ultra Memory Card Works with Sony Alpha a6400 Mirrorless Camera (ILCE-6400/B) Class 10 (SDSDUN4-064G-GN6IN) Bundle with (1) Everything But Stromboli Multi-Slot Card Reader : Electronics
What do the Numbers and Symbols on SD, SDHC and SDXC Memory Cards mean?