Wireless Entry Alert System, 433MHz, Wireless Speaker and Sensor
For monitoring a driveway or use as an entrance indicator.
No wiring required between the sensor and speaker; when tripped, the sensor wirelessly transmits to any programmed speaker.
Weatherproof photoelectric beam sensor for outdoor use.
Speaker makes "ding-dong" or siren sound if beam is interrupted.
Speaker volume can be adjusted or turned off.
When in siren mode, sounding time is adjustable from 3~30 seconds.
Connect additional speakers to the sensor wirelessly (one speaker included).
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