AIPHONE JF-2HD SUB MASTER STATION WITH COLOR MONITOR

Sub monitor for the JF expanded series open voice color video series. Features: 3-1/2" TFT color monitor TALK button for PTT or VOX activate communication Door release button Call-in LED's Door chime and communication volume controls and brightness control The unit connects to a master JF-2MD and an additional JF-2HD sub monitor (or JF-2SD audio only sub)