GuardRFID Introduces the First High-Functionality 433MHz Active RFID Staff Tag. This is a major frequency leap from commonly used 13.25MHz cards. New type of ID badge offers two way communication and 2 custom button response capacity and 2 custom LED alerting capacity. Unlike most of proximity cards it has replaceable batteries that last 12 months. New type of RFID tag will allow for staff location including detection of direction-of-travel of staff into buildings on the campus of a global enterprise facility. GuardRFID Solutions Inc. is federally incorporated in Canada, with its head office in British Columbia, and its Sales office in Chicago, IL.