This is a vintage Dell-branded mechanical ball mouse, manufactured by Logitech. It is compatible with older systems via its PS/2 connection (green connector). Condition: The mouse is in pre-owned great condition. It has been tested and is in full working order, with minimal signs of wear. Features: Brand: Dell (manufactured by Logitech) Model Numbers: M-S69, MO71KC, 0W1668, or 0F2854 Connectivity: PS/2 wired interface Tracking: Mechanical roller ball Buttons: 3-button design with a scroll wheel Color: Black Included in the sale: 1x Dell PS/2 Wired Mechanical Ball Mouse
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