• DSI Announces Entry Sentry

    Affordable, versatile, and easy to install, Entry Sentry uses 32 infrared sensors to detect tailgating through any door or hallway.
    March 20, 2010
    1652308570108 Dsiannouncesentrysentry Tn

    Affordable, versatile, and easy to install, Entry Sentry uses 32 infrared sensors to detect tailgating through any door or hallway.

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