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Amazon.com: Samsung Galaxy S21 Ultra 5G, US Version, 512GB, Phantom Black - Unlocked (Renewed) : Cell Phones & Accessories,

Amazon.com: Samsung Galaxy S21 Ultra 5G SM-G998B/DS 256GB 12GB RAM Factory Unlocked (GSM Only | No CDMA - not Compatible with Verizon/Sprint) International Version - Phantom Silver : Cell Phones & Accessories