This is a Macbook Air Retina 12-inch early 2015 8gb ram, 256gb SSD, Intel core M with Mojave OS.&nbsp; It has Microsoft Office, Chrome, Firefox, Adobe Acrobat Reader, and Zoom install.&nbsp; The keyboard is showing so keys that have worn down because of lots of typing.(please refer to the pictures)&nbsp; Comes from a smoke free environment.&nbsp; It's very light.<br>