Grade: B Brand & Model: Apple iMac A1418 Processor: Intel Core i7 i7-7700 3.6GHz Screen: 21.5-inch Retina 4K display (P3) with IPS technology (4096 by 2304 pixels) Memory: 16GB DDR4 Storage: 1TB Hybrid Drive + 28GB SSD Optical Drive: None Graphics: Advanced Micro Devices, Inc. [AMD/ATI] Baffin [Radeon RX 460/560D / Pro 450/455/460/555/555X/560/560X] Input Device: Excludes Keyboard & Mouse Operating System: Apple OS X High Sierra Webcam: Yes Wireless: Yes Bluetooth: Yes Ports: 4 x USB 3.0, SDXC card slot, Two Thunderbolt ports, Ethernet Port Warranty: 12 Months Info: Why do people choose ITZOO? Cheap PCs, professional refurbished at the best prices.