Embodiments of the present invention are directed to systems and methods for displaying and securing articles of merchandise. In one example, a merchandise security system includes a plurality of security devices, wherein each of the security devices includes a sensor configured to be attached to an article of merchandise. Each of the security devices further includes a base for removably supporting the sensor and the article of merchandise thereon. The system also includes a controller in communication with each of the security devices, wherein the controller is configured to communicate with a remote device to lock at least one of the security devices such that the article of merchandise and the sensor cannot be removed from the base.