Micro SD Card U1 VS U3: What's the Difference and Which Is Better
Amazon.com: SanDisk Extreme (UHS-1 U3 / V30) A1 32GB MicroSD (2 Pack) Memory Card for GoPro Hero 9 Black Action Cam Hero9 SDHC (SDSQXAF-032G-GN6MN) Bundle with (1) Everything But Stromboli Micro SD
PNY 32GB Elite Class 10 U1 microSDHC Flash Memory Card 3-Pack - 100MB/s, Class 10, U1, Full HD, UHS-I, micro SD - Walmart.com
SanDisk Extreme Pro 256GB Micro SD Memory Card for GoPro Hero 9 Black Camera Hero9 UHS-1 U3 / V30 A2 4K Class 10 (SDSQXCY-256G-GN6MA) Bundle with (1) Everything But Stromboli SDXC &