USB Switch - Share 3 USB devices, such as a keyboard, mouse, scanner, printer, speaker, headphone, or other USB devices, between two computers, along with audio and microphone jacks. Once the hotkeys are turned off, the dedicated mouse and keyboard USB ports can be used for other USB devices. Digital Display Screen - This USB switch selector features a digital display screen, making it easy to see the current channel even in the dark. Aluminum Alloy Shell - We use high-quality aluminum alloy to provide our customers with an excellent premium look, great drop resistance, lightweight design, strong build, and robust corrosion resistance. USB Switch selector with Hotkeys - This device supports one-button manual switching, as well as keyboard and mouse hotkey switching. Hotkeys can be turned off manually or by using hotkeys. To switch USB devices between computers or laptops, press right [CTRL], right [CTRL], or double-click the mouse roller wheel.