4 Port USB 2.0 Switch Selector, 4 Computers Share 4 USB Devices, Manual USB Switch Hub for Keyboard, Mouse, Printer, Scanner

This 4-port USB 2.0 manual switch selector features a practical 4-input 4-output structure, solving the trouble of frequent plugging and unplugging USB devices when multiple computers are used at the same time. You can connect four hosts to the switch, and share a set of four USB peripherals including keyboard, mouse, printer and scanner simultaneously.

It complies with USB 2.0 transmission standard with a maximum speed of 480Mbps, delivering smooth transmission for daily office files, printing documents and scanning pictures without lag or disconnection. Independent physical switching buttons are equipped for each computer channel; you only need to press the corresponding button to instantly switch the peripheral group to the target PC.

No external power supply or complicated driver installation is required. Just connect the USB cables of four computers to the input ports, then plug your keyboard, mouse, printer and scanner into the output ports to complete setup. The compact mini body saves desktop space, ideal for office workstations, design studios and multi-computer study environments.

Built-in anti-interference circuit inside the device effectively avoids signal flicker and recognition failure caused by electromagnetic interference. The reinforced USB ports are durable enough for long-term repeated plugging. It is a cost-effective desktop wiring accessory to simplify multi-computer office layout and reduce redundant peripheral equipment.