NEC Laptop PC Core i5-4210M (4th Generation) 16GB/1TB BD Win10Pro Office2024 PC-LS550TSW-Y. Operation has been confirmed. The OS is Windows 10 Pro. The LCD screen appears to have no cracks or liquid leaks. Accessories include only the AC adapter. This is a used item, so there are some scratches and stains. Please check the photos. We cannot guarantee anything other than the items confirmed to be working, so please purchase with this in mind. Main Specifications: Model Number: PC-LS550TSW-Y CPU: Core i5-4210M (4th Generation) 2.60GHz (up to 3.20GHz during Turbo Boost) Memory: 16GB HDD: 1TB OS: Windows 10 Pro (Activated) Office: Office 2024 Pro Plus (Activated) Optical Drive: Blu-ray Drive Operation Confirmation: Keyboard Input: Confirmed that 0-9, alphabets A-Z, and other symbols can be entered. Confirmed that YouTube videos can be viewed by connecting to the internet via Wi-Fi. Confirmed that all USB ports are usable. Confirmed that images can be viewed with the built-in camera. Confirmed that audio can be heard through the built-in speakers and headphone jack. Confirmed that DVD discs can be read and written. Confirmed that Blu-ray discs can be read and written. Confirmed that SD cards can be read and written in the SD card slot. Battery cannot be started. We guarantee the above confirmed items upon arrival, so if there are any issues, please contact us within 3 days of the arrival date. We cannot respond after that. Management Number: No.331