1. A speaker display method of a videophone terminal, the method comprising: matching each of a plurality of voice characteristic information to one of a plurality of character images in a one-to-one correspondence and storing a result of the matching in a memory; receiving an image and a voice from a communication unit; detecting voice characteristic information and character images from the received voice and the received image, respectively; searching character characteristic information corresponding to the voice characteristic information from the memory; selecting one character image corresponding to the searched character characteristic information from the plurality of character images stored in the memory; and displaying the selected character image as distinguished from other character images.