Apple iMac 21-inch

Product Details:

Display:
21.5-inch (diagonal) LED-backlit display
1920-by-1080 resolution with support for millions of colors

Processor:
2.3GHz dual?core Intel Core i5 (Turbo Boost up to 3.6GHz)

Storage:
1TB (5400-rpm) hard drive
Configurable to 1TB Fusion Drive or 256GB SSD

Memory:
8GB of 2133MHz DDR4 memory
Configurable to 16GB

Graphics:
Intel Iris Plus Graphics 640

Charging and Expansion:
3.5 mm headphone jack
SDXC card slot
Four USB 3 ports (compatible with USB 2)
Two Thunderbolt 3 (USB-C) ports with support for:
- DisplayPort
- Thunderbolt (up to 40 Gbps)
- USB 3.1 Gen 2 (up to 10 Gbps)
- Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately)
10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
Kensington lock slot

Wireless:
Wi-Fi
802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
Bluetooth
Bluetooth 4.2 wireless technology

Size and Weight:
Height: 45.0 cm (17.7 inches)
Width: 52.8 cm (20.8 inches)
Stand depth: 17.5 cm (6.9 inches)
Weight: 5.66 kg (12.5 pounds)

Operating System:
macOS High Sierra