Amazon.com: SanDisk 400GB Micro SDXC Memory Card Extreme Pro Works with GoPro Hero 8 Black, Max 360 Action Cam U3 V30 4K Class 10 (SDSDQXCZ-400G-GN6MA) Bundle with 1 Everything But Stromboli MicroSD
Amazon.com: SanDisk Ultra 400GB MicroSD XC Class 10 A1 UHS-1 Mobile Memory Card up to 100MB/s Read Speed (SDSQUAR-400G-GN6MN) with Mini MemoryMarket MicroSD Memory Card Reader : Electronics
SanDisk 400GB microSDXC UHS-I Memory Card for Nintendo Switch SDSQXAO-400G-ANCZN - Best Buy
400 GB SanDisk Extreme microSD for $50 at Costco : r/gopro
SanDisk 400GB ImageMate microSDXC UHS I Memory Card with Adapter SDSQUA4-400G-Aw6ka - Walmart.com
SanDisk 400GB microSDXC UHS-I Memory Card for Nintendo Switch SDSQXAO-400G-ANCZN - Best Buy
Sandisk Extreme 400gb Micro SD on clearance at US Costco for $24.97. YMMV : r/OdinHandheld