Title: Vintage Mitsumi 2-Button Mechanical Rollerball MouseInterface: PS/2 Mini-DIN (6-pin)Up for sale is a classic original Mitsumi Electronics Corp. 2-Button Mechanical Rubber Ball Mouse. Mitsumi was a premier original equipment manufacturer (OEM) for computer parts in the 1980s and 1990s. This reliable piece of legacy hardware is perfect for completing your period-accurate beige-box custom builds, legacy industrial systems, or classic DOS/Windows-era gaming rigs.Specifications:

• Brand: Mitsumi Electronics Corp.
• Design: Classic 2-button "soap bar" design
• Connectivity: Wired PS/2 Cable (6-pin Mini-DIN connector)
• Country of Manufacture: Malaysia
• Tracking Method: Mechanical (Rubber Rollerball)

Cosmetic & Technical Condition:

• Cosmetic: The mouse is in solid vintage condition with slight, uniform yellowing/aging on the plastic casing consistent with its age, giving it a true retro appearance. There are no cracks or broken plastic clips.
• Mechanical: The bottom tracking ring twists open smoothly, the rubber ball sits securely inside, and both top click buttons actuate nicely with a crisp click.

Please check the photos carefully to confirm label details, connection type, and cosmetic condition before purchasing.