A control system of a work machine including an operator's cab and an implement, the system comprising a vehicle control unit for controlling the machine; a first control device located in the cab for controlling a steering function of the machine; a second control device located in the cab for controlling the implement; a CB transceiver located in the cab, the CB transceiver configured to receive and transmit signals; and a CB microphone control disposed on the first control device or the second control device, the CB microphone control being operably actuable between an active position and an inactive position, where in the active position the transceiver is enabled to transmit a signal, and in the inactive position the transceiver is enabled to receive a signal.