Panasonic DBS VB-43431 DTMF Receiver Card

The Panasonic DBS VB-43431 is required in the Panasonic DBS 40, 72, and 96 port systems when using the analog station card for analog devices that require dialing.

The VB-43431 card is also necessary when using Direct Inward System Access (DISA).

The VB-43431 also works in the Panasonic DBS 824 to provide DISA through Caller ID and distintive ringing.

The Panasonic VB-43431 card is installed in the Auxiliary Card (AUX) slot of the DBS 824, 40, 72, or 96 cabinet.

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