Pliant Technologies CCU-22 CrewCom 2+2 Intercom Control Unit2 plus 2, 1RU Control Unit, establishes a CrewNet based infrastructure allowing for system wide access, control and monitoring of any active CrewCom device, and provides external connectivity via two 2 Wire and two 4 Wire ports simultaneously. (Device does not include a radio; a Radio Transceiver is required for wireless communication with Radio Packs.) The CrewCom Control Unit is the foundational element of the CrewCom system and establishes the