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Panasonic KX-TVA502 2 Port Expansion Module
Panasonic KX-TVA502 2 Port Expansion Module will add 2 ports to Panasonic's KX-TVA50 Voice Mail System. Used for Analog APITS (KX-TA) or Digital DPITS (KX-TD or KX-TDA) Integration. A maximum of 2 of these cards may be installed.