A switch that allows two PCs to share a set of USB mouse, USB keyboard, monitor, and speakers. This is a computer switch that allows you to operate two computers using one set of USB mouse, USB keyboard, and analog-compatible monitor. It can be used even with laptops and Macintosh computers that do not have PS/2 ports. Even if you have two computers, you only need one set of input/output devices, saving space. It's a compact, cable-integrated type, so you don't need to prepare any other cables; you can use it just by having this product. It also has speaker input/output terminals, allowing you to share speakers between two computers. *When switching between Windows PC and Macintosh, please use a keyboard/mouse that supports both Windows and MacOS. Keyboards and mice specifically for Windows or MacOS may not work. Used for: About one month *No box KVM-KUS: Operates 2 PCs with 1 monitor/mouse/keyboard set Mouse: [USB] Keyboard: [USB] Display: [D-Sub15 mini] Speakers can also be shared Speakers: [3.5φ stereo mini-plug]