The 13.3" MacBook Air Notebook Computer from Apple is a portable laptop computer with a thin and lightweight design. Apple's engineers have leveraged the lessons they learned in designing the miniaturized iPad and applied them to the design of this 3-pound computer. This laptop is equipped with a Western Spanish Backlit Keyboard. Mac OS X version 10.10 pre-installed Intel Core i5-3427U Dual-Core 1.8GH z processor 3 MB L3 Cache 4 GB DDR3 SDRAM (4 GB maximum) 240GB Solid State Drive Intel HD Graphics 4000 Integrated audio with built-in stereo speakers Built-in omnidirectional microphone AirPort Extreme wireless LAN (based on IEEE 802.11 n specifications) Built-in Bluetooth 4.0 wireless technology SD card reader Built-in FaceTime camera Full-size, keyboard and trackpad 13.3 -inch high-resolution LED-backlit glossy widescreen display (1440 x 900)