Viking LM-1A Universal Message Waiting Light
$32.00
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Key Features: Compatible with any telephone system with standard DC message waiting voltages ranging from 90VDC to 120 VDC Fully modular for quick plug-in installation by non-telephone personnel Unit's LED will blink at a steady rate when the message waiting voltage is detected. Flickers when the phone rings Attractive styling Easy retrofit mounting Works with nearly all message waiting voltages Not compatible with any AT&T phone system
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