What is the purpose of a Ci slot on a TV?

Double CI Slot for insert for NPA (subscription encrypted The PCI-E TBS6590 TV Dual TV tuner that ci slot is a card Universal

The subject has nothing to do with sfta* and Ocm, you can't even take the card inside the CI and use it somewhere else, because it's paired with

cindereela slot What does No CI Module and Scrambled mean in LG televisions? Also what does the PCMCIA

ci slot lg tv Weight 2P CI Slot 2kg CLF No Cert TR is part of the Slotted and Hooked Calibration Weights family of products