Samsung Galaxy S25 Ultra 1TB (Unlocked) Titanium Black- Brand New Sealed Brand- Samsung Operating system - Android 15 RAM memory installed size -12GB CPU model-Snapdragon CPU speed- 3.5 GHz Memory storage capacity-512GB Screen size- 6.9 Inches Resolution-3120 x 1440 Refresh rate-120 GHz Model name- Galaxy S25 Ultra