1. No need to plug or unplug the two computers share 4 USB devices.
2. Share the printer you can share a printer with no need to plug in the printer data cable reducing office costs.
3. Control the two mainframes without having to plug in or replace the equipment and the office is more efficient.
4. Easily copy files transfer faster reduce the number of U disk / hard disk plugging and extend the life of the device.
5. Compatible with a variety of USB devices.
6. Support Windows XP / 7 / 8 / 10 Mac OS and other common systems.