27-inch iMac Retina 5K with a high-performance 4.2 GHz Intel Core i7 and 16 GB of memory. - Model: iMac Retina 5K, 27-inch, 2017 - Processor: Upgraded to 4.2 GHz Quad-Core Intel Core i7 - Graphics: Radeon Pro 575 4 GB - Memory: 16 GB 2400 MHz DDR4 (Upgraded) - Storage: 1TB Fusion Drive Purchased new from an authorized retailer a few years ago and used for 1-2 years, then stored. In excellent condition, a superb, beautiful item. Accessories: Keyboard, mouse, power cable Will be shipped in the original box. Operation has been confirmed, but it is a model from several years ago and is a used item. Please understand this before purchasing. Cancellations and returns are not accepted under any circumstances.