This Genuine OEM Vintage Compaq PS2 Beige M-S34 141189-401 Computer Mouse Trackball is in good condition, though it exhibits some yellowing due to age. A nostalgic relic from the past, this retro input device adds a touch of vintage charm to any collection. Please note that it\'s untested, making it an ideal item for collectors and enthusiasts looking to preserve a piece of computing history.