Safety Technology Int’l (STI) of Waterford, Mich., releases the STI-6517B wireless Stopper Station shield with sound and wireless transmitter that protects the STI Stopper Station series of buttons.
When the cover is lifted, a 65 or 85 dB alert sounds and a wireless signal is sent to the receiver. The receiver will beep and flash, informing a site has been triggered. The product also includes a two-channel transmitter. One channel monitors cover activity while the other channel monitors button activation.





