Line Status Monitor and Display (Model LM-24S)
NEW
The LM-24M will monitor the status of up to 24 analog telephone lines or stations and provide a visual indication of the lines via the LM-24D (included) or LM-12W (optional) display. The LM-24D and LM-12W will provide a visual signal when a line or station is in use and the LM-24D will provide both a visual and audible signal on ring.
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