an exemplary land mobile radio control head and method are provided . in one embodiment , the control head has the capability to utilize halo light of the control head to implement a multi - function indicator that communicates a state of the land mobile radio . in another embodiment , the control head has the capability to provide buffer images constructed from data received from the land mobile radio into a video stream for rendering on an electroluminescent display . in another embodiment , the control head provides the capability for a user to modify a configuration stored on the land mobile radio that defines one of several display modes to be utilized in generating data for use in forming images to be rendered on an electroluminescent display .