Description
The KX-TVA503 card is a 2-port expansion card for use with the KX-TVA50 and it supports DPITS integration only. A maximum of two KX-TVA503 cards can be installed in the KX-TVA50. You’ll want to this card if you’re going to want 4 or 6 KX-TVA50 voicemail ports on your KX-TAW848, KX-TD816 or KX-TD1232 telephone systems.