MacBook Air 2017 model A1466 has 13.3 ""screen (33.78 cm) with a resolution of 1440 x 900 pixels at 227 ppi, format 16:10 and includes Intel Core i5 5350u 1.8GHz fifth generation processor, 8GB RAM memory 128GB SSD hard drive.Connectivity is composed of Wi-Fi 802.11a / b / g / n, Bluetooth 4.0 and 720p Face Time HD camera. In addition there is an illuminated retro keyboard, 2 x USB 3.0, Dolby Stereo speakers, microphone and headphone output.Other interesting features are the SDXC card slot and multi-touch trackpad, but without DVD drive. Despite all the dimensions of the device are: 325 x 227 x 17.0 mm and weighs 1.35 kg.Keyboard Layout: UK