Technical Details:

1. Model Identifier:
   • MacBook Air (13-inch, Mid 2011)
   • Model Number: A1369
   • EMC Number: 2469
2. Processor:
   • Intel Core i5 (1.7 GHz, dual-core)
   • Turbo Boost up to 2.7 GHz
3. Memory (RAM):
   • 4 GB of 1333 MHz DDR3 (non-upgradable)
4. Graphics:
   • Intel HD Graphics 3000 with 384 MB of shared memory.
5. Display:
   • 13.3-inch LED-backlit glossy widescreen display.
   • Resolution: 1440 x 900 pixels
   • Aspect Ratio: 16:10
6. Storage:
   • Ships with 128 GB or 256 GB SSD storage options (upgradeable on some models).
7. Ports:
   • 2x USB 2.0 ports
   • 1x Thunderbolt port
   • MagSafe Power Port
   • 3.5 mm Headphone jack
8. Battery:
   • Built-in 50-watt-hour lithium-polymer battery.
   • Up to 7 hours of wireless web usage.
   • Standby time: Up to 30 days.
9. Operating System:
   • Originally shipped with Mac OS X Lion (10.7).
   • Can be upgraded to macOS High Sierra (10.13.6) (final supported OS).
10. Weight:
    • 2.96 lbs (1.35 kg)