General Features:Incredibly thin, seamless aluminium enclosureRevolutionary 27-inch 5K Retina modelSpectacular image qualityEdge to cutting edgemacOS10.14 pre-installed8th Gen Intel Core i5-8500 3.0GHz 6-core processor4.1GHz max turbo frequency, 9MB Cache8GB 2666 MHz PC4-21300 DDR4 RAM1 Terabyte hard driveIntegrated audio with stereo speakersAMD Radeon Pro 570X graphics W/4GB of GDDR5memory10/100/1000 Gigabit Ethernet LAN802.11ac Wireless LANBluetooth Wireless 4.2SDXC card readerFaceTime HD camera and microphone27-inch LED-backlit Retina 5K display with IPStechnology (5120 × 2880)1/O Ports:Four (4) SuperSpeed USB 3.0 portsTwo (2) Thunderbolt 3 ports (USB-C)One (1) RJ-45 Ethernet jackOne (1) 3.5mm Headphone jackPower Specifications:100 - 240V, 50/60Hz, 4AUnit Dimensions:20.3 x 25.6 x 8-inches (H x W x D, approximate)