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STI Wireless Security Alert Systems

Safety Technology International (STI) Wireless Security Alert Systems watch over your home and can give you exact alerts regarding what has been triggered with unique voice receivers. Select from over 50 alert phrases in English or Spanish to play when a connected transmitter or sensor is triggered. Hear “Gate”, “Theft”, or “Temperature” from a receiver and know exactly what is happening and how to respond to virtually any security situation.

15 Products

STI Wireless Doorbell Chime Button

STI3301

$21.02
STI Wireless Doorbell Chime with Receiver Kit

STI3350

$41.82
STI Wireless Chime Receiver

STI3353

$25.75
STI Wireless Doorbell Button Sensor

STI34601

$23.83
STI Wireless Outdoor Motion Detector

STI34752

$81.38
STI Wireless Entry Alert Sensor

STI3551

$21.02
STI 4-Channel Wireless Voice Receiver

STIV34104

$81.38
STI Wireless Door Chime Kit with Voice Receiver

STIV34600

$97.65
STI Single Channel Slave Receiver

STI34098

$47.12
STI 8-Zone Relay Board

STI34188

$42.20
Select up to 4 items to compare.
Select up to 4 items to compare.