Digisol DG-KU1004 Mini USB KVM Switch with Audio Support, 4 Port Digisol 4 Port Mini USB KVM Switch with Audio Support is allows control of up to four computers from a single set of keyboard, monitor and mouse. It also allows the users to use a single set of external Speaker and Mic for connecting up to four computers. Thus, this device reduces the number of devices on the desktop and the clutter caused by the cables connecting these devices. The Digisol DG-KU1004 uses a highly flexible -flex technology for switching. This flexible technology allows the user to switch the set of Keyboard, Monitor and Mouse and set of Speaker and Microphone independently. By this, the set of Keyboard, Monitor and Mouse can be connected to one Computer, while the Speaker and Microphone can be connected to another computer. In addition the set of Keyboard, Monitor and Mouse and the set of Speaker and Microphone can also be switched simultaneously from one computer to another. This flexibility helps in seamless multimedia experience. When all the PCs connected to the KVM switch are powered down, the DG-KU1004 also shuts down itself. The KVM switch derives the required power from the USB interface. Thus, no external power source is required to power the KVM switch. The DG-KU1004 uses a unique integrated Cable/Connector design. The Combo Cable/Connector design eliminates the requirement of individual cables for connecting the Keyboard, Monitor and Mouse ports from the PC to the KVM switch, which further reduces the cable clutter. The DG-KU1004 is usable out-of-the-box. Only the KVM cable and Speaker/Microphone cables need to be connected for the operation of the switch. No software installation or configuration required for normal operation.