--Apple MacBook Air Core i7-2677M Dual-Core 1.8GHz 11.6-inch Notebook --Grade B?(see below for description)--General Features: --Aluminum enclosure --Mac OS X version 10.7 pre-installed --Intel Core i7-2677M Dual-Core 1.8GHz CPU --3 MB L3 cache? --4GB DDR3 RAM --256GB Solid State Drive (SSD) --Intel HD Graphics 3000 --Integrated audio with built-in speakers --AirPort Extreme 802.11n Wi-Fi --Bluetooth 4.0 wireless technology --Built-in FaceTime camera and omnidirectional microphone --Keyboard with touchpad? --11.6-inch?LED-backlit glossy HD?display (1366 x 768)--I/O Ports: --One (1) Apple Thunderbolt Display --Two (2) USB 2.0 --One (1) Headphone out jack--Battery Specifications: --Lithium-ion Polymer type --5138 mAh, 37 Wh --7.2V--Power Specifications: --14.5V --- 3.1A --Unit Dimensions: --0.11 - 0.68 x 11.8 x 7.56-inches (H x W x D, approximate) --Weight: 2.3 lbs. WARRANTY: 90 Day WarrantyRETURNABLE: Yes