We are SPECIALIZED in wholesale supply of brand new 100% original China brand computer factory unlocked, Such as apple macbook, Samsung, asus, Toshiba, lenovo,Acer,HP,And so on. Order from www.fondsale.com Main Specifications Product Description Apple MacBook Pro with Retina display - 15.4" - Core i7 - 16 GB RAM - 512 GB flash storage - English Product Type Notebook Operating System OS X 10.11 El Capitan Processor Intel Core i7 (4th Gen) 2.5 GHz ( 3.7 GHz ) / 6 MB Cache Memory 16 GB DDR3L Storage 512 GB flash storage Optical Drive No optical drive Display 15.4" LED backlight 2880 x 1800