This model has a 21.5" 1920x1080 LED-backlit 16:9 widescreen IPS display with the "cover glass fully laminated to the LCD and anti-reflective coating" and connectivity includes four USB 3.0 ports, dual Thunderbolt ports, Gigabit Ethernet, 802.11n, and Bluetooth 4.0. 

Key Features:

• Intel Core i5 Processor: Powered by an efficient Intel Core i5 processor for responsive computing.

• 21.5-Inch Display: Features a vibrant and detailed display for an immersive visual experience.
• Generous 8GB RAM: Provides sufficient memory for smooth multitasking and seamless application performance.
• 1TB HDD Storage: Ample storage space for documents, applications, and multimedia files.
• Sleek and Compact Design: Maintains the iconic iMac design, offering a space-saving and aesthetically pleasing solution.
• Versatile Connectivity: Equipped with various ports, including USB and Thunderbolt, for seamless device connectivity.

• macOS Operating System: Originally shipped with macOS, ensuring a user-friendly and secure computing environment.