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Telephone Ring Detector with Relay Output, 3.15 x 2.16 x 1.37"
Velleman
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$8.72
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is back-ordered. We will ship it separately in 10 to 15 days.
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Description
VELLEMAN VM144 TELEPHONE RING DETECTOR WITH RELAY OUTPUT. Great for noisy environments, for the hearing impaired, as addional ringer, to replace existing ringer, ... Complete with enclosure