The Panasonic KX-TDA0181 hybrid IP loop start CO trunk card (LCOT16) has 16 ports per card. Two optional (KX-TDA0193) 8 port cards can be mounted to support caller ID. One card requires one universal card slot and four ports are equipped with power failure transfer.
16 Port Loop Start Card
Support up to 16 CO Lines per Card
Requires 1 Free Slot
4 Ports Provide Power Failure Transfer
Combine w/ 2 KX-TDA0193 For Caller ID Support