You must have a door phone opener card. You also must have one pair of wires connected to the control unit.
In the box: One Off-White Door Phone Intercom Speaker
Product Condition: #2 Condition Category - NEARLY NEW. It looks nearly new and any surface wear is minor. All parts are included.
|Compatible With:||KX-TA624, KX-TD308, KX-TD816, KX-TD1232, KX-TAW848|
|Condition|| #2 - Nearly New|