A System comprising: a hearing prosthesis, and a portable body carried device, wherein the portable body carried device comprises: a mobile computer having a display, wherein the portable body carried device is configured to receive data from a hearing prosthesis and present an interface display on the display, from among a plurality of different interface displays based on the received data, characterized in that the received data is based on one or more features of an audio input (630, 630A) from a media system received by the hearing prosthesis, the audio input (630, 630A) received by the hearing prosthesis being utilized to evoke a hearing percept; and the portable body carried device is configured to automatically present a first interface display on the display superseding a prior interface display displayed on the display based on the received data, the first interface display having a media system control, wherein the portable body carried device is configured to receive input from a recipient via the display adjusting a control of the media system, and the portable body carried device is configured to output a signal to the media system instructing the media system to adjust a controllable feature based on the input. a hearing prosthesis, and a portable body carried device, wherein the portable body carried device comprises: a mobile computer having a display, wherein the portable body carried device is configured to receive data from a hearing prosthesis and present an interface display on the display, from among a plurality of different interface displays based on the received data, characterized in that the received data is based on one or more features of an audio input (630, 630A) from a media system received by the hearing prosthesis, the audio input (630, 630A) received by the hearing prosthesis being utilized to evoke a hearing percept; and the portable body carried device is configured to automatically present a first interface display on the display superseding a prior interface display displayed on the display based on the received data, the first interface display having a media system control, wherein the portable body carried device is configured to receive input from a recipient via the display adjusting a control of the media system, and the portable body carried device is configured to output a signal to the media system instructing the media system to adjust a controllable feature based on the input. a mobile computer having a display, wherein the portable body carried device is configured to receive data from a hearing prosthesis and present an interface display on the display, from among a plurality of different interface displays based on the received data, characterized in that the received data is based on one or more features of an audio input (630, 630A) from a media system received by the hearing prosthesis, the audio input (630, 630A) received by the hearing prosthesis being utilized to evoke a hearing percept; and the portable body carried device is configured to automatically present a first interface display on the display superseding a prior interface display displayed on the display based on the received data, the first interface display having a media system control, wherein the portable body carried device is configured to receive input from a recipient via the display adjusting a control of the media system, and the portable body carried device is configured to output a signal to the media system instructing the media system to adjust a controllable feature based on the input.