In some examples, a control system comprises a first unit and a second unit. The first unit comprises a command input configured to receive one or more commands from one or more command devices of a command device array, and a first transceiver configured to transmit one or more encoded commands. The second unit second unit comprises a second transceiver configured to receive the one or more encoded commands from the first transceiver, and a command output configured to output one or more decoded commands to a content source array. The first and second units are separate from each other. The one or more encoded commands correspond to the one or more commands, the one or more decoded commands correspond to the one or more encoded commands, and the content source array comprises one or more content sources. Other examples and related methods are described herein.