C6659-60002Line Interface Unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (USA and Canada)
C6663-60002Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Germany)
C6663-60004Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for France)
C6663-60006Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Australia)
C6663-60007Line interface unit (LIU) - Plug-in fax/phone line module - Includes LIU to wall socket cable (Canada)
C6663-60010Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Italy)
C6663-60011Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Norway)
C6663-60012Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Portugal)
C6663-60013Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Spain)
C6663-60014Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Belgium)
C6663-60015Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Austria)
C6663-60034Line interface unit (LIU) - Plug-in fax/phone line module - Does NOT come with LIU to wall socket cable (for Hong Kong, Singapore, New Zealand, South Africa)
C6663-60069Line interface unit (LIU) - Plug-in fax/phone line module - Includes attached LIU to wall socket cable (for USA)
