Selling my personal iMac 21.5” Retina 4K (Late 2015, model iMac16,2) in very good condition. High-spec configuration with original packaging. Key Specs: • Display: 21.5-inch Retina 4K (4096×2304) • Processor: 3.1 GHz Quad-Core Intel Core i5 (Turbo Boost up to 3.6 GHz) • Memory: 16 GB RAM (maximum configuration) • Storage: 1 TB Fusion Drive • Graphics: Intel Iris Pro Graphics 6200 • Ports: 4× USB 3.0 + 2× Thunderbolt 2 + Gigabit Ethernet + SDXC card slot • Assembled in Ireland • Serial number verifiable — manufactured April 2016 What’s Included: • iMac (excellent cosmetic condition, no significant scratches or dents) • Original power cable • Original Magic Keyboard + Magic Mouse 2 • Complete original retail box (outer packaging in good shape) Condition & Usage: Personal use only — mainly office work, light design, and everyday tasks. Fully functional, no repair history. System has been reset and is ready to use. Local inspection welcome. Highlights: • Upgraded 16 GB RAM + 1 TB Fusion Drive • Original box + original keyboard & mouse • Still very usable for daily work (supports up to macOS Monterey) • Located near Sanlitun SOHO, Beijing — convenient for local pickup Transaction: Prefer local face-to-face transaction (you can test it). Shipping also possible via SF Express (buyer pays). Open to platform-protected payment. Serious buyers only. Small negotiation possible. Message me if interested.