12-inch notebook with Retina display

12-inch notebook with Retina display • 12-inch (diagonal) LED-backlit high-resolution glossy widescreen display: 2304 by 1440 pixels • 1.1GHz dual-core Intel Core M with 4MB L3 cache (Turbo Boost up to 2.4GHz) • 8GB of onboard 1600MHz LPDDR3 SDRAM • 256GB of onboard flash storage • Intel HD Graphics 5300 • USB Type-C port • Headphone port; stereo speakers • 802.11ac Wi-Fi and Bluetooth 4.0 • FaceTime camera' • Backlit keyboard and ambient light sensor • Preinstalled OS X • Size and weight: 0.14-0.52 by 11.04 by 7.74 inches (0.36-1.3 by 28.05 by 19.65 cm), 2 pounds (0.92 kg) • Meets ENERGY STAR requirements