27-inch iMac Computer
In good condition running macOS Catalina version 10.15.7. Its specifications are: Display 27-inch (diagonal) LED-backlit display with IPS technology; 2560-by-1440 resolution with support for millions of colors
Memory 8GB (two 4GB) of 1600MHz DDR3 memory; four user-accessible SO-DIMM slots Configurable to 16GB or 32GB.
Graphics 3.4GHz NVIDIA GeForce GTX 780M with 4GB of GDDR5 memory.
Storage 1TB (7200-rpm) hard drive Configurable to 3TB hard drive, 1TB or 3TB Fusion Drive, or 256GB, 512GB, or 1TB of flash storage.
Video Support and Camera FaceTime HD camera Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 by 1600 pixels) on an external display Support for extended desktop and video mirroring modes Support for Target Display Mode via the Thunderbolt port using a Thunderbolt to Thunderbolt cable (sold separately)
Audio Stereo speakers Dual microphones Headphone port Headphone/optical digital audio output (minijack) Support for Apple iPhone headset with microphone
Connections and Expansion SDXC card slot Four USB 3 ports (compatible with USB 2) Two Thunderbolt ports Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately) 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) Kensington lock slot
Input Apple Wireless Keyboard Full-size keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement)
Magic Mouse Smooth, seamless Multi-Touch surface with support for simple gestures (scrolling and swiping). Click and double-click anywhere. Ambidextrous construction accommodates left- and right-handed users.
Wireless Wi-Fi 802.11ac Wi-Fi wireless networking;2 IEEE 802.11a/b/g/n compatible Bluetooth Bluetooth 4.0 wireless technology
Size and Weight Height: 20.3 inches (51.6 cm) Width: 25.6 inches (65.0 cm) Stand depth: 8 inches (20.3 cm) Weight: 21 pounds (9.54 kg)3
Electrical and Operating Requirements Line voltage: 100-240V AC Frequency: 50Hz to 60Hz, single phase Operating temperature: 50° to 95° F (10° to 35° C) Relative humidity: 5% to 95% noncondensing Operating altitude: tested up to 10,000 feet