2 In 4 Out USB3.0 Sharing switch box enables two computers to share up to 4 USB peripheral devices,Such as mouse,keyboard, flash drive,scanner,printer,USB hubs and more at speed up to 5Gbps. You can easily switch to any of your connected computers by pressing the manual button. It is a cost effictive solution for those who work with more than one Competer. Usage:1. port USB C 5V power supply interface for power supply for the switch 2. port USB input connect 2 computer or laptop by 2pcs USB3.0 A to A cable 3. USB A Output connect 1pc keyboard and 1pc mouse , and 1pc other USB disk , or 1pc printer / scanner/Webcamera or other USB device 4. Switch button for switch between 2 computer , for example, press button, switch to first computer , and use keyboard and mouse control the first computer, press button again, switch to second computer, and use keyboard and mouse control the second computer 5. USB C output connect other USB C device by 1pc USB2.0 USB-C cable Input:2x USB3.0 A female for PC Output:3x USB-A+1x USB-C female for USB Peripheral devices Compliant with USB3.0 USB Interface: USB3.0 backwards compatible with USB2.0/1.1 Supports data fer rates of up to 5Gbps Plug&play,no drivers needed Supports for Mac OS/Windows/Linux/for Chrome OS etc. Note:USB1 is the default input port and you can switch to USB2 by the manual botton Colour:Black Material:ABS Package Contents: 1 x Switch 2 x USB3.0 data cable 1 x power cable