3 LEM-1 Answering Stations with SP-20N/A Ceiling Speaker, without Call Button

1 LS-NVP Door Station, 3 LEM-1DL Answering Stations

2 LEM-1DLC with SP-20N/A Ceiling Speaker, with Call Button

1 LE-SSR Door Station, 2 LEM-1 Answering Stations

1 LE-D Door Station, 4 LEM-1DL Answering Stations

1 LE-D Door Station, 4 LEM-1DLC Answering Stations

1 LE-D Door Station, 2 LEM-1DLC Answering Stations, with External Signaling

1 LE-D Door Station, 2 LEM-1DL Answering Stations, with External Signaling

1 LE-D Door Station, 2 LEM-1DL Answering Stations

1 LE-D Door Station, 3 LEM-1DLC Answering Stations