Panasonic KX-TDA50 4-Port Door Phone Door Opener Card
KX-TDA50 Station Cards
Provides an additional 4 digital staton ports
Provides an additional 8 digital staton ports
4 Port Analog Station Card
Provides an additional 4 analog staton ports
Provides an additional 8 analog staton ports
Provides an additional 4 proprietary staton ports
Provides an additional 8 proprietary staton ports
Provides interface of 4 IP phones to an existing TDA50G
Adds the capability of connecting multiple Panasonic IP Systems together via an IP network.
Provides 4 ports for incoming lines from a service provider.
A maximum of 3 CO Cards can be added to an existing TDA50.
Provides caller ID to a maximum of 4 incoming lines to an existing system.
Enables many advanced features available for the KX-TDA50G