The Vintage PC Concepts Keyboard Model KWD-203 Wired is a vintage keyboard manufactured by PC Concepts in China. It is compatible with Microsoft operating systems and has a vintage design that appeals to those interested in retro computing. The keyboard comes with a unique serial number (s711063079) and includes one unit in its package. With its nostalgic charm and compatibility with Microsoft products, this keyboard can be a desirable addition for vintage computer enthusiasts looking for a piece of computing history.