https://www.bhphotovide
Specs:
3.4 GHz Intel Core i5 Quad-Core
8GB of DDR4 RAM | 1TB Fusion Drive
27" 5120 x 2880 IPS Retina 5K Display
AMD Radeon Pro 570 Graphics Card (4GB)
UHS-II SDXC Card Reader
Thunderbolt 3 | USB 3.0 Type-A
802.11ac Wi-Fi | Bluetooth 4.2
1 x Gigabit Ethernet Port
Magic Keyboard & Magic Mouse 2 Included
macOS High Sierra