4 Port StarView USB KVM Switch With Audio. The SV431USBAE is a reliable computer management tool that allows you to control multiple computers from one console; minimizing clutter while still allowing the full features of being connected directly to the system. An all-metal chassis provides the SV431USBAE with a rugged and durable body that adds to the unit s reliability and dependability. This integrated KVM switch also functions as an USB hub allowing the selected computer to have access to up to four USB devices. The SV431USBAE works with any Operating System that supports the USB human interface device specification.