3.7 Information about the Other Physical Cards
3.7.6
MSG4 Card (KX-TDA0191)
Function
4-channel message card. To be mounted on the OPB3 card.
OPB3 Card
Accessories and User-supplied Items
Accessories (included): Screws × 3
User-supplied (not included): none
144
Installation Manual
MSG4 Card
Screw
inside