This device has helped your productivity and kept your desk clean - Opluz 4 Computer KVM Switch NO Input Lag !NO back-feeding power!NO disconnects, Clean Power! Working with Mac & PC!Switches very quickly!Small and compact size makes it convenient to place anywhere! Package Contents 1 * USB share switch 4 in 4 out X 1 4 * USB A to A data cable 1 * USB A to DC power cable (adapter not included) 1 * User manual How to use 1. Connect your computers using the supplied type A to type A cable. (Up to four computers can be connected) 2. Connect your USB device to any one of the four USB ports. USB devices can be USB flash drives, mice, keyboards, printers, scanners, external hard drives, webcams, cameras, video surveillance, digital camcorders, etc. 3. Press the toggle button to select the computer you need to use. USB A to USB A Cable Enhanced Connectivity: Along with its compact and lightweight design, our USB 3.0 KVM Switcher Adapter comes with four USB A to USB A cables. Blue LED Indicator "Effortless Control: With the help of the easily visible LEDs, our USB 3.0 KVM Switcher Adapter allows you to quickly and confidently identify which computer is currently in control. Say goodbye to confusion and effortlessly switch between computers with this intuitive feature.""On-the-Go Convenience: Designed with a compact and lightweight build, our USB 3.0 KVM Switcher Adapter is the perfect companion for both office use and when you're on the move. Its portable design ensures that you can conveniently bring it along wherever you go, allowing you to take control of multiple systems with ease." Botton Switch Easily switch between 4 input computers at the click of a button.A 5V2A DC power cable is included to provide product stability when using high power external devices. KVM switch 4 PCs kvm switch 2PCs Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 30 4.3 out of 5 stars 30 Price $19.99$19.99 $16.99$16.99 USB A USB-A * 4 USB-A * 4 DC Supply ✓ ✓ Transfer Speed 5 Gbps 5 Gbps Product Type 4 IN 4 OUT 4 IN 2 OUT