NEC PC-9872U mouse. While there are almost no signs of use, I'm listing it as "Like New" since I'm unsure of its condition. I was unable to test its functionality on its own, so it hasn't been confirmed to work. Please consider this item as untested. Also, there are no manuals or other documents included. - Brand: NEC - Model: PC-9872U - Type: Mouse - Connection: Wired - Color: Gray The box may show signs of aging. *Please understand that this item is stored at home by a private seller, so there may be unnoticed stains or imperfections. *To prevent product substitution, we regret that we cannot accept returns. *We reserve the right to decline transactions with users who have received negative feedback recently or who have no feedback and have not completed identity verification. *We will pack the item carefully for shipping, but the appearance of the packaging may be slightly affected.