A combined radio-frequency identification, RFID, and an electronic article surveillance, EAS, tag comprising: an RFID device for operating in an activated state in which communication with a reader is enabled and a deactivated state in which communication with a reader is disabled, the RFID device including: an antenna; an RFID chip including a pair of conductive magnetic pads; and an active element connected to the antenna, wherein the active element is operatively disposed with respect to the pads such that: the antenna is in electrical communication with the RFID chip in the activated state; and the antenna is not in electrical communication with the RFID chip in the deactivated state, and wherein the active element is in the activated state when the pads are magnetized and in the deactivated state when the pads are demagnetized; an EAS device adapted to operate in an activated state in which activation of an alarm is enabled and in a deactivated state in which activation of an alarm is disabled, the EAS device including: a magnetic resonator; and a bias manet, wherein when the bias magnet is magnetized the EAS device is in the activated state and when the bias magnet is demagnetized the EAS device is the deactivated state, so that a deactivation process of the EAS devie simultaneously deactivates also the RFID device. an RFID device for operating in an activated state in which communication with a reader is enabled and a deactivated state in which communication with a reader is disabled, the RFID device including: an antenna; an RFID chip including a pair of conductive magnetic pads; and an active element connected to the antenna, wherein the active element is operatively disposed with respect to the pads such that: the antenna is in electrical communication with the RFID chip in the activated state; and the antenna is not in electrical communication with the RFID chip in the deactivated state, and wherein the active element is in the activated state when the pads are magnetized and in the deactivated state when the pads are demagnetized; an EAS device adapted to operate in an activated state in which activation of an alarm is enabled and in a deactivated state in which activation of an alarm is disabled, the EAS device including: a magnetic resonator; and a bias manet, wherein when the bias magnet is magnetized the EAS device is in the activated state and when the bias magnet is demagnetized the EAS device is the deactivated state, so that a deactivation process of the EAS devie simultaneously deactivates also the RFID device. an antenna; an RFID chip including a pair of conductive magnetic pads; and an active element connected to the antenna, wherein the active element is operatively disposed with respect to the pads such that: the antenna is in electrical communication with the RFID chip in the activated state; and the antenna is not in electrical communication with the RFID chip in the deactivated state, and wherein the active element is in the activated state when the pads are magnetized and in the deactivated state when the pads are demagnetized; the antenna is in electrical communication with the RFID chip in the activated state; and the antenna is not in electrical communication with the RFID chip in the deactivated state, and wherein the active element is in the activated state when the pads are magnetized and in the deactivated state when the pads are demagnetized; an EAS device adapted to operate in an activated state in which activation of an alarm is enabled and in a deactivated state in which activation of an alarm is disabled, the EAS device including: a magnetic resonator; and a bias manet, wherein when the bias magnet is magnetized the EAS device is in the activated state and when the bias magnet is demagnetized the EAS device is the deactivated state, so that a deactivation process of the EAS devie simultaneously deactivates also the RFID device. a magnetic resonator; and a bias manet, wherein when the bias magnet is magnetized the EAS device is in the activated state and when the bias magnet is demagnetized the EAS device is the deactivated state, so that a deactivation process of the EAS devie simultaneously deactivates also the RFID device.