4 Computers Sharing 4 USB Devicesthis 4 port USB Switcher allows up to 4 computers to share 4 USB 3.0 peripheral devices, such as printer, scanner, mouse, keyboard, USB disk, etc. Without constantly swap cables or set up complicated network sharing software, It's a good choice if you have multiple PCs or Macs. One-button Switch Design: this 4 port USB sharing Switch with 4 button and 4 LED indicator lights, you can easily switch between 4 computers by a single click on the button and the corresponding LED on for indicating the active computer. Wide Compatible SystemsThis keyboard mouse splitter with great compatibility, such as Windows 10/8/8.1/7/Vista/XP, Mac OS, Linux, Chrome OS and ect. No need to install additional drivers, plug and play, very convenient! Ultra High Speed Data TransferThe keyboard and mouse switcher supports ultra-fast USB 3.0 data transfer rates of up to 5Gb/s (10 times faster than USB 2.0), and is backward compatible with USB 2.0 and USB 1.1 devices.