Samsung Galaxy S9 and S9+ Smartphones: Super Slow-Mo Video, Low Light Camera, AR Emoji, IP68 Water & Dust Resistance, Expandable Memory of Up to 400GB with a Micro SD Card, Smartphone Protection
Galaxy S9 Vs Galaxy S8: What's The Difference?
Memory Cards for Samsung Galaxy S9
SanDisk Ultra 512GB MicroSD XC Class 10 UHS-1 Mobile Memory Card for Samsung Galaxy S8 S9 S10 PLUS + S10e USB 3.0 MemoryMarket Dual Slot MicroSD & SD Memory Card Reader - Walmart.com