General:

• Product Name: iMac
• Model Number: A1418
• Release Year: 2015

Display:

• Screen Size: 21.5 inches
• Resolution: 1920 x 1080 pixels (Full HD)
• Display Technology: LED-backlit IPS display

Processor:

• Processor Model: Various configurations available, including Intel Core i5 and i7

Memory (RAM):

• RAM Type: DDR3 SDRAM
• RAM Capacity: Available in configurations ranging from 8GB to 16GB

Storage:

• Storage Type: Fusion Drive (combination of HDD and SSD)
• Storage Capacity: Available in configurations ranging from 1TB to 2TB Fusion Drive

Graphics:

• Graphics Processor: Intel Iris Pro Graphics 6200

Connectivity:

• Wireless: Wi-Fi 802.11ac, Bluetooth 4.0
• Ports: 4 x USB 3.0 ports, 2 x Thunderbolt 2 ports, SDXC card slot, Gigabit Ethernet port, headphone jack

Operating System:

• macOS (Specific version may vary based on updates)

Dimensions and Weight:

• Height: 17.7 inches (45.0 cm)
• Width: 20.8 inches (52.8 cm)
• Depth: 6.9 inches (17.5 cm)
• Weight: Varies depending on configuration, typically around 12.5 pounds (5.68 kg)