The MacBook Air features an Intel Core i7 dual-core processor USB 3.0 Ports high-speed Thunderbolt I/O an SDXC card slot a backlit keyboard and OS X Mountain Lion. MacBook Air also comes standard with PCIe-based flash storage so it boots up in seconds launches apps quickly and wakes from sleep in an instant. And a long-lasting battery powers MacBook Air for up to 12 hours and offers up to 30 days of standby time. All in a durable unibody design thats thin light and ready for anything.Key Features: 13.3-inch LED-backlit glossy widescreen display with a 1440 x 900-pixel resolution Up to 12 hours of wireless productivity plus up to 30 days of standby time 1.7 GHz Intel Core i7 dual-core processor with 4 MB shared L3 cache. 512GB PCIe-based flash memory storage 8GB installed RAM (1600 MHz DDR3; on-board) Intel HD Graphics 5000 processor (with 1.5GB of DDR3 SDRAM shared with main memory) for an outstanding everyday graphics experience. Built-in FaceTime camera for video chatting Wireless-AC Wi-Fi wireless networking (802.11a/b/g/n compatible) Bluetooth 4.0 technology for connecting with peripherals such as keyboards mice and cell phones. Two USB 3.0 ports with networking using optional Apple USB Ethernet adapter (not included) SDXC card slot Thunderbolt port with support for up to 2560 x 1600-pixel resolution (compatible with Mini DisplayPort devices) Built-in stereo speakers along with omnidirectional microphone headphone port Full-size keyboard with backlighting Multi-Touch trackpad for precise cursor control; supports inertial scrolling pinch rotate swipe three-finger swipe four-finger swipe tap double-tap and drag capabilities