--- This is a Yamaha VPN router, model RTX830. It's a standard model widely used in small to medium-sized networks, verification environments, and for learning purposes. We have multiple units available, so please comment if you need one. 【Operational Status】 ・Startup log confirmed ・Login confirmed ・LED display confirmed We have confirmed that there are no operational issues within the scope of the above checks. 【Condition】 ・Used ・Scratches and dirt from use are present (please check the images for details) 【Included Items】 ・Main unit only ※Power cables are not included. You can find them by searching for "IEC power cable," so please purchase them separately. 【Warranty】 1-week initial defect warranty from the date of product arrival 【Additional Information】 ・Suitable for verification, learning, and lab use ・We can also discuss selling it as a set with L2 switches or other routers ・Please contact us via the comment section before purchasing if you have any questions