What is the Samsung Smart TV CI module used for?

Samsung CICA-Module Adapter

Samsung Common Interface Adapter 3709-001663 Samsung Common Interface Module

ciena 6500 2 slot GENUINE ORIGINAL COMMON INTERFACE CARD ADAPTOR CI 5V SAMSUNG LED TV 3709-001791 ; Approx $ + $ shipping ; This one's trending 28 have already sold

ciriciri situs slot penipu GENUINE ORIGINAL COMMON INTERFACE CARD ADAPTOR CI 5V SAMSUNG LED TV 3709-001791 ; Approx $ + $ shipping ; This one's trending 28 have already sold