Display

• 21.5-inch (diagonal) LED-backlit display with IPS technology; 1920-by-1080 resolution with support for millions of colors

Processor

• 1.4GHz
  dual-core Intel Core i5 processor (Turbo Boost up to 2.7GHz) with 3MB shared L3 cache

Memory

• 8GB of 1600MHz LPDDR3 onboard memory

Storage1

• 500GB (5400-rpm) hard drive
  Configurable to 1TB hard drive, 1TB Fusion Drive, or 256GB of PCIe-based flash storage.

Graphics

• Intel HD Graphics 5000

Video Support and Camera

• FaceTime HD camera
• Simultaneously supports full native resolution on the builtin 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

• Headphone
• SDXC card slot
• Four USB 3 ports (compatible with USB 2)
• Two Thunderbolt ports
  • Mini DisplayPort output
  • 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 Trackpad
Glass Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch and expand, swipe, threefinger swipe, fourfinger swipe, tap, doubletap, rotate, screen zoom, scroll, click and drag, click drag and lock, secondary click A and B.

Wireless

• Wi-Fi
  802.11ac Wi-Fi wireless networking;2 IEEE 802.11a/b/g/n compatible
• Bluetooth
  Bluetooth 4.0 wireless technology