Panasonic 2-Port Dpt Interface Card (KX-TVA503)

- Panasonic's 2 port expansion module- Adds 2 ports to KXTVA50 voice mail system- Used only on digital DPITS (KXTD or KXTDA) integration- Maximum two cards per useKX-TVA503 / For use with the KX-TVA50 only / Supports DPITS integration only / Expands the port capacity of the system by 2 ports / Maximum two cards per KX-TVA50 system