The STARTECH CS-14 StarView 4 Port Keyboard/Mouse/Monitor Sharing Switch SV401 is a robust solution for seamless device sharing in a corporate or home office setting. This switch allows you to connect four computers and easily switch between them, along with their respective keyboards and mice, providing a streamlined workflow.Designed with practicality in mind, the SV401 ensures that each connected device operates independently, with no loss of performance when switching. With its straightforward setup and origin in China, this product brings reliability and convenience to any workspace.That's what AI has to say about it. It's used and still has some labels on it, I got an entire box of working tech bits that were upgraded and I'm finally going through it to post all of it.