A merchandise security system for protecting an item of merchandise from theft. The merchandise security system comprises a smart device and an electronic key coupled to the smart device. The electronic key is configured to communicate with a merchandise security device for operating a merchandise security device.

Aspects of the present disclosure include methods, systems, and non-transitory computer readable media for receiving a confirmation signal to unlock the security tag being detachably locked to a merchandise, wherein the confirmation signal includes a RFID device identifier associated with a RFID device of the security tag, and the RFID device is associated with a wireless device of the security tag, identifying the wireless device associated with the RFID device based on the RFID device identifier, transmitting a wireless signal to the wireless device to enable a controller to receive a release signal used to unlock the security tag from the merchandise, and transmitting the release signal to the controller to unlock the security tag from the merchandise.

Aspects of the present disclosure include methods, systems, and non-transitory computer readable media for receiving a confirmation signal to unlock the security tag from being locked to a merchandise, transmitting a RFID signal to the RFID device associated with the security tag to enable a controller to receive a release signal used to unlock the security tag from the merchandise, and transmitting the release signal to the controller to unlock the security tag from the merchandise.

Systems and methods for operating an RFID tag. The methods comprise: inducing current through a magnetic loop or solenoid disposed within the RFID tag that is caused by a inductive field, a magnetic field or an RF field being generated within a surrounding environment; using the current which is induced through the magnetic loop or solenoid to charge a capacitor disposed within the RFID tag; decreasing the amount of current induced through the magnetic loop or solenoid; receiving a detaching signal at the RFID tag; electrically connecting the capacitor to a detaching unit disposed within the RFID tag in response to the detaching signal; and activating the detaching unit by supplying current from the capacitor to the detaching unit, whereby the RFID tag can be detached from an article.

A key for a security device is provided. The key may include an electronic component configured to communicate with one or more security devices to initially receive one or more codes associated with each of the security devices. The key may also include a memory configured to store the one or more codes associated with the one or more security devices. The electronic component is configured to communicate with each of the one or more security devices for arming and/or disarming the security devices upon a matching of the code stored by the memory with the code associated with the security device.

A merchandise security system for protecting an item of merchandise from theft. The merchandise security system comprises a smart device and an electronic key coupled to the smart device. The electronic key is configured to communicate with a merchandise security device for operating a merchandise security device.

The invention relates to an anti-theft device (100) configured for being attached to merchandise to be protected, in particular textile products, wherein the anti-theft device (100) comprises a housing (102) and a locking mechanism (130), which has a needle (106), wherein the needle (106) is adjustable between a locking position, in which it engages with the merchandise to be protected, and a release position, in which detachment and removal of the anti-theft device (100) from the merchandise to be protected are permitted, wherein the needle (106) has a curved, preferably arcuate shape and is accommodated in the housing (102) when in the release position.

A merchandise security system for protecting an item of merchandise from theft. The merchandise security system comprises a smart device and an electronic key coupled to the smart device. The electronic key is configured to communicate with a merchandise security device for operating a merchandise security device.

A merchandise security system for protecting an item of merchandise from theft. The merchandise security system comprises a smart device and an electronic key coupled to the smart device. The electronic key is configured to communicate with a merchandise security device for operating a merchandise security device.

A merchandise security device is provided. The merchandise security device may include a lock mechanism operably engaged with a shape memory material configured to receive electrical power for locking and unlocking the lock mechanism. The shape memory material may be configured to change in shape in response to receiving electrical power to thereby lock or unlock the lock mechanism.