2 in 4 Out: This USB Switch Selector 4 Port device allows up to 2 users to share 4 USB 3.0 peripheral devices, without the need to constantly swap cables or set up complicated networks sharing software. It's great for use at home/office if you have multiple computers or Macs. Wide Application: The USB keyboard mouse switch is Ideal for sharing devices such as a printer, scanner, mouse, keyboard, card reader, flash drive, and other USB devices between 2 computers. Easy Installation: The powered USB switch with great Compatibility, driver-free for Windows 10/8/8.1/7/Vista/XP and Mac OS, Linux, and Chrome OS, simply plug and play, connect the USB cable to computers and the USB port of the product. Fast Data Transfer Speed: The keyboard mouse splitter supports ultra-fast USB 3.0 data transfer rates of up to 5Gb/s (10 times faster than USB 2.0), provides high-bandwidth support, and is backward compatible with USB 2.0 and USB 1.1 devices One-Button Switch: USB 3.