Single Antenna 1.990 MHz system, MTII Pedestal Design, operates on 120VAC or 220-250 VAC.
Detects 3-4 feet equally on both sides of the antenna.
One antenna will cover up to 6 foot door opening, when placed in the center, or a 3 foot door when placed to one side. Two antennas will covera 12 foot opening.
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