iMac 21,5" Mid 2011 i5 4x2.5GHz 20GB 256GB SSD

Selling an upgraded iMac in great condition. Includes the official / genuine Apple wireless keyboard and wired mouse. Everything works perfectly. Comes with two operating systems installed in parallel: 1. MacOS High Sierra 10.13.6 2. Windows 10 By default, it boots into Windows. You can choose which OS to load at startup or change the default one. Key specifications: Display 21.5" 16:9 Widescreen 1920x1080 CPU Core i5-2400S: 4x2.5GHz GPU Intel HD Graphics + AMD Radeon HD 6750M 512MB RAM upgraded to 20GB Storage upgraded to 256GB SSD DVD-Rom "SuperDrive" Apple Model No: A1311 (EMC 2428) Model ID: iMac12,1 Full specifications can be found at the link below: https://everymac.com/systems/apple/imac/specs/imac-core-i5-2.5-21-inch-aluminum-mid-2011-thunderbolt-specs.html Included in the package: 1. The iMac itself. 2. Power cable. 3. Official wireless keyboard. 4. Official optical wired mouse with a cool scroll ball for both vertical and horizontal scrolling. I'm unable to deliver or post it, so collection is the only option available.