The IOGear GUB231 2-Ports External USB 2.0 Automatic Printer Switch is a reliable and efficient device for managing multiple printers. With two USB 2.0 ports, this printer switch allows you to easily connect and switch between two printers with just a single computer. The IOGear brand is known for its quality products, and the GUB231 model is no exception. This unit is straightforward to use and set up, making it an essential tool for any office or workplace needing to handle multiple printers.