NEW Sealed Samsung Galaxy S21/S22/S23 Ultra 5G Factory Unlocked GSM+CDMA 2YR WTY Brand：Samsung Model Name：Galaxy S21 Ultra 5G Wireless Carrier：Unlocked for All Carriers Operating System：Android 11.0 Cellular Technology：5G Memory Storage Capacity：128 GB / 256 GB / 512 GB Color：Phantom Black/Phantom Navy/Phantom Silver/Phantom Brown Brand：Samsung Model Name：Galaxy S20 Ultra Wireless Carrier：Unlocked Operating System：Android Cellular Technology：LTE, GSM, UMTS, CDMA Memory Storage Capacity：128 GB Color：Cosmic Black / Cosmic Gray Brand Samsung Operating System Android 13.0 Ram Memory Installed Size 8 GB CPU Model Snapdragon CPU Speed 3.2 GHz Memory Storage Capacity 256 GB/ Screen Size 6.8 Inches Resolution 3088 x 1440 Model Name SAMSUNG Galaxy S23 Ultra 5G Wireless Carrier Unlocked for All.