The Eartec HUBINCC HUB interface is a simple, affordable way to add full duplex wireless headsets to popular wired Clear-Com intercoms. The interface connects the HUB (sold separetly) to the wall jack or rack-mounted power console. Signal level adjustments create a seamless audio link to any combination of up to 8 transceivers. Chose any combination of wireless headsets to create a completely customized system. Roaming users can communicate with wired headsets hands free, simultaneously, and without interconnecting wires.