This is a computer after multiple quality testing, each computer has been tested by the QC department, in order to customers get a quality assurance of the computer. With 4GB DDR4 and 128GB SSD, and a 15.6-inch screen, it's perfect for office and entertainment. The latest Windows 11 operating system brings the latest and greatest operating experience. Built-in Quad-core Intel Celeron, up to 2.9Ghz, easily capable of basic office, entertainment, basic games and other aspects of the operation. The SGIN M15 laptop computer is the best choices for college prep/ college as tech gift. If you have any questions, please feel free to contact us first.