1.3 Options20 Installation Manual1.3 Options1.3.1 OptionsModel No. Model Name Description MaximumQuantityKX-TAW84861 4-Port Doorphone Card(DPH4)4-port doorphone card for 4 doorphones, 4 dooropeners or external relays, and 4 externalsensors.1KX-TAW84866 8-Channel Echo CancellerCard (ECHO8)8-channel card for echo cancellation duringconferences.1KX-TAW84868 Extension Caller ID Card(EXT-CID)Sends Caller ID signals to extension ports. 1KX-TAW84870 4-Port Hybrid ExtensionCard (HLC4)4-port extension card for SLTs, APTs, DSSconsoles, a Voice Processing System (VPS),and CSs.1KX-TAW84874 8-Port Single LineTelephone Extension Card(SLC8)8-port extension card for SLTs. 2KX-TAW84875 4-Port ProprietaryExtension Card (PLC4)4-port extension card for APTs, DSS consoles,and a VPS.1KX-TAW84876 8-Port ProprietaryExtension Card (PLC8)8-port extension card for APTs, DSS consoles,and a VPS.2KX-TAW84880 4-Port Analog Trunk Card(LCOT4)4-port analog CO line card with 2 power failuretransfer (PFT) ports.1 *1*1 One LCOT4 card is installed by default. One more LCOT4 card can be installed in the PBX as an option.KX-TAW84891 2-Channel Message Card(MSG2)2-channel message card. 2KX-TAW84893 4-Port Caller ID Card(CID4)4-port Caller ID signal type FSK/FSK (with CallWaiting Caller ID [Visual Caller ID])/DTMF. Tobe mounted on the LCOT4 card.2KX-TAW84896 Remote Card (RMT) Analog modem card for remote communicationwith the PBX. ITU-T V.90 support.1