This is a personal laptop, I used this laptop occasionally ... looks like a new ... no problem ... imported from Japan ... this is a business laptop, 15.6 inch screen, Intel® Core™ i5 processor i5-2520M, 8 GB RAM, original Windows 7, CD-ROM drive, over 1 hour backup, 500 GB hard-disk, windows and ubuntu both are installed, all drivers are included, item location: University of Asia Pacific, Farmgate