Description Dimensions Item Weight NEC analog door box- Self-contained intercom unit typically used to monitor an entrance door- Buzzes all extensions programmed to receive- Requires 2PGDAD Module connected to DSX Digital Station (16ESIU) PCB - DSX-80/160: No built-in Door Box ports NEC922450Features:Size: W 5" H 1.75" L 5.75"Weight: 1 W 5 x H 1.75 x L 5.75 in. 1 lbs
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