What is the Panasonic 4-Port Doorphone w/Door Opener Card?
Panasonic KX-TDA5161 Doorphone Card for KX-TDA50G System
Compatible with the Panasonic KX-TDA50G or KX-TDA50 Phone System
The KX-TDA5161 card is required when you are adding a doorphone or a dry contact closure to your Panasonic KX-TDA50G Telephone System
Supports up to 4 door phones, either the KX-TA30865, KX-T7765, KX-T7775, or any of the video door phone models
You may also connect a Viking Door Phone to your system by using a special Viking made adapter
This card will allow you to push a button on the door phone and ring phones on your system to alert you that someone is at the door
You may also push a button on your phone to open the door. A locksmith is required to set up the electronic door strike
It is also equipped with 4 relay contacts that can be connected to an electric door strike mechanism or any low voltage device that you would like to control through a system telephone, such as turning on lights in a room, open blinds, etc.
You may also set up one of the 4 relays to operate the existing doorbell in your home or office
A maximum of 1 KXTDA5161 can be installed in the system.