Retailers have been looking for ways to protect merchandise for as long as there have been stores. Electronic Article Surveillance (EAS) became one of the most widely adopted product-level loss-prevention technologies by allowing retailers to place tags or labels on merchandise and detect active compatible devices at store exits.
Early EAS development
Commercial EAS systems began developing in the 1960s. Early systems were much larger and less flexible than today's equipment, but they established the basic model still used today: a protected item interacts with a detection field and triggers an alert if the protection has not been removed or deactivated.
RF systems and smaller labels
Radio Frequency (RF) EAS evolved to support smaller hard tags and adhesive labels. RF 8.2MHz became a widely used retail frequency and remains common in apparel, pharmacy and general retail applications.
AM 58kHz
Acousto-Magnetic (AM) technology later became another major EAS platform. AM 58kHz is commonly considered for environments such as hardware, sporting goods and other stores with metal-heavy merchandise or packaging.
Ink and benefit-denial protection
Ink tags added a different type of deterrence: benefit denial. Instead of relying only on an entrance alarm, visible ink ampoules are intended to discourage tampering by creating a risk of damaging the merchandise. Not every ink tag contains an EAS circuit, so retailers should confirm whether an ink product is electronic, visual-only, or intended to be paired with a separate EAS tag.
Modern EAS
Today's EAS products include clear entrance antennas, custom-branded gates, reusable hard tags, adhesive labels, self-alarming devices, bottle protection and specialty tags for products such as eyewear. The core requirement remains compatibility: RF 8.2MHz tags work with RF 8.2MHz systems, while AM 58kHz tags work with AM 58kHz systems.
Retailers can now choose systems and tags around the merchandise they sell and the entrance they need to cover rather than treating EAS as a one-size-fits-all product.
Further questions?
For help selecting current INEO EAS equipment, contact INEO sales at apannu@ineosolutionsinc.com.
Additional resources
How Electronic Article Surveillance works