Overview The Samsung Galaxy S23 Ultra 5G in Phantom Black is a premium flagship smartphone built for users who want top-level performance, pro-grade capability, and huge storage for everyday and professional use. With a massive 512GB storage and 12GB RAM , it delivers ultra-smooth multitasking, fast app performance, and plenty of space for high-resolution photos, 4K videos, apps, and large files. Featuring Dual SIM support and fully unlocked compatibility, it’s ideal for travel, business users, and anyone who wants the flexibility of multiple numbers in one device with high-end Samsung performance. Key Features Samsung Galaxy S23 Ultra 5G flagship smartphone – premium build and performance 512GB storage – massive space for photos, videos, apps and files 12GB RAM – fast multitasking and smooth performance Dual SIM support – perfect for personal + work numbers or travel SIMs 5G connectivity – fast streaming, downloads and low-latency browsing Unlocked phone – compatible with all major UK networks Phantom Black finish – sleek, modern and premium look Designed for power users – ideal for gaming, productivity and content creation Benefits Huge storage capacity – store more, delete less Smooth high-performance use – ideal for heavy apps, multitasking and gaming Perfect for work + personal use – Dual SIM makes it easy to manage both Fast future-ready connectivity – 5G improves streaming and browsing speed Unlocked flexibility – choose any SIM plan or network Premium flagship experience – high-end Samsung performance in a stylish design Specifications Table Specification Details Product Name Samsung Galaxy S23 Ultra Network 5G Storage 512GB RAM 12GB SIM Type Dual SIM Status Unlocked Colour Phantom Black Operating System Android Device Type Flagship Smartphone