This vintage Microsoft Serial Mouse 2.0A (Part Number 58269) is a reliable and fully functional device. The mouse is compatible with most computers and has a mechanical tracking method with two buttons. It has a classic design with a white color and a wired, serial (RS-232) connectivity. This standard mouse is perfect for those who prefer the old-school feel of a mechanical mouse. It has an unknown maximum DPI and comes without a manufacturer warranty, but it is in good working condition. This item is a great addition to any collection or can be used for everyday tasks.