Merchandise security systems and methods are provided. In one example, a merchandise security system includes a plurality of security devices arranged in a wireless network, wherein the plurality of security devices are arranged in a planogram and each configured to protect one or more items from theft, each of the plurality of security devices configured to wirelessly communicate data with a remote device. The system also includes a plurality of electronic keys arranged in the wireless network and configured to wirelessly communicate data with the plurality of security devices and/or the remote device. Each of the plurality of electronic keys is configured to operate the plurality of security devices. The system also includes a gateway configured to receive the data from the plurality of security devices and electronic keys via wireless communication, wherein the gateway is configured to communicate the data to the remote computing device.