Entry alert beam chime alarm invisible beam alert 671 entry chime sounds when invisible beam is crossed.
Light beam door chime.
Click here for a handy reference on the types of entry alerts available.
Using a laser beam door chime entry alert sensor is the right product if your entrance does not have a door and you just want the entry alert alarm to be activated chime alert by a person breaking a single straight laser light beam.
This high tech device creates an invisible infrared beam up to 60 feet long between the two devices and sounds a loud alarm or pleasant chime when the beam is crossed.
Laser light beam entry sensor alarm wireless door chime alerts.
Long range wireless door entry alert utdcdcr 2500 the door sensor transmitter has a magnetic door contact so that when the entry door is opened by a visitor customer it sends a wireless entry alert chime to the dcr 2500 receiver that is power by an ac adapter and can be plugged in up to 1500 feet away depending on walls building materials etc.
Retail stores and businesses can use the one chime feature to announce customers entering the store or the chimes to alert them when someone enters an off limits area in this mode the chime sounds.
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With the safety beam you know when someone crosses the line.
This high tech device creates an invisible infrared beam up to 60 feet long and sounds a loud alarm or pleasant chime when the beam is crossed.