MacBook Air I5 1.6GHZ 13" (Early 2015) 128GB SSD

Operating System
macOS
Processor
1.6GHz dual-core Intel Core i5 (Turbo Boost up to 2.7GHz) with 3MB shared L3 cache

System Memory
4GB or 8GB of 1600MHz LPDDR3 onboard memory
Storage
128GB
Graphics
Intel HD Graphics 6000
Display
13.3-inch (diagonal) LED-backlit glossy widescreen display with support for millions of colors
Wireless
802.11ac Wi-Fi wireless networking; IEEE 802.11a/b/g/n compatible
Battery
Up to 12 hours wireless web
Up to 12 hours iTunes movie playback
Up to 30 days of standby time
Built-in 54‑watt‑hour lithium‑polymer battery
45W MagSafe 2 Power Adapter with cable management; MagSafe 2 power port
Weight
2.96 pounds (1.35 kg)