A computing device identifies a plurality of containers that are collocated at a facility via a network. Each container of the plurality of containers comprises an electronic device integrated into the container without interfering with a content of the container, the electronic device comprising a receiver, a display and speakers. The computing device transmits messages comprising activation signals to electronic devices of the plurality of containers that are collocated at the facility. The messages cause the electronic devices of the plurality of containers to activate, display images using the display and output audio via the speakers together as a group.