The KH1516AiUKIT kit combines KH1516Ai 1-user 16-port Cat5 IP KVM switch and A7970 15ft USB KVM adapter cable for Cat5 KVM. The KH1508AiUKIT KVM switch is control unit that allow access to multiple computers from a single KVM console. It uses TCP/IP for its communications protocol it can be accessed from any computer on the Net - whether that computer is located down the hall, down the street, or half-way around the world.