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Radio-frequency identification (RFID) is an anti-employee-theft and anti-shoplifting technology used in retailers such as Walmart, which already heavily use RFID technology for inventory purposes. If a product with an active RFID tag passes the exit scanners at a Walmart outlet, not only does it set off an alarm, but it also tells security ...
Tags can be equipped with a built-in alarm which sounds when the tag detects tampering or unauthorized removal from the store. The tag not only triggers the store's electronic article surveillance system, [10] but also sounds an alarm attached to the merchandise. The local alarm continues to sound for several minutes after leaving the store ...
Internal theft traditionally causes more loss to a business than external theft due to the increased opportunity available to internal staff members. "A well-informed security superintendent of a nationwide chain of retail stores has estimated that it takes between forty and fifty shoplifting incidents to equal the annual loss caused by one ...
The potential market for anti-drone systems such as radio frequency jammers includes large corporations and organizations that are worried about drone terrorism but are not legally allowed to use ...
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The gifts you can find at Walmart are really, really good! From shockingly stylish clothes to some of the best kid's toys of the year , Walmart is truly a one-stop-shop for great gift ideas.
Anti-theft systems protect valuables such as vehicles and personal property like wallets, phones, and jewelry. [1] [2] [3] They are also used in retail settings to protect merchandise in the form of security tags and labels. [4] Anti-theft systems include devices such as locks and keys, RFID tags, and GPS locators.
Stationary jammers are more expensive and powerful. They usually have a larger jamming radius and wider frequency band. Strong jammers can require additional cooling as they can overheat. Stationary jammers usually have a range of 100 meters and require a power supply of 230 V. Self-made jammers are low-power devices that work over short ranges ...