Samsung Galaxy Z Flip 4 5G SM-F721U 128GB for AT&T. 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM. Android 12, upgradable to Android 13, One UI 5.1. AT&T Locked. Item must be in original condition. 12 MP, f/2.2, 123˚ (ultrawide), 1.12µm.
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