Adapter devices are provided herein which are connectable to an audio connector of a media device. The audio connector of the media device is configured to receive an audio input from an external microphone and to output an audio output signal to an earphone. The adapter device includes a male plug adapted to be plugged into the audio connector of the media device, a female receptacle electrically connected to the male plug. The female receptacle is adapted to mate with an audio plug of a listening device. The adapter includes an audio signal coupling configured to couple a portion of the audio output signal from the audio connector of the media device into an input of the media device.