Use the Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter enhance your Optex Wireless 2000 and 1000 systems. With a built-in infrared sensor, this wireless transmitter can send alarm signals up to 2,000 feet back to Optex receivers. The Optex...
This is an excellent product and a fairly inexpensive way to tell when someone enters our driveway or front door since our house has no windows facing those areas
You are reading snippets from reviews of Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter
The usual initial adjustment issues to get it to point in the right direction with the right pattern however once that was done it seems to work as well or better than the older unit it replaced.
You are reading snippets from reviews of Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter
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