Abstract: A karaoke device includes a song memory unit for storing digital audio data therein; a processing unit operable to retrieve the digital audio data from the song memory unit; an audio synthesizer unit for receiving the digital audio data and for generating a stereophonic digital audio output corresponding to the digital audio data; a digital-to-analog converting unit converting the digital audio output into an analog audio signal and adapted to be connected electrically to an external microphone unit so as to receive an external voice signal therefrom, the converting unit mixing the analog audio signal and the external voice signal and generating a mixed audio signal output; and an audio-visual signal transmitting unit including an image memory unit for storing predetermined digital video data and character data therein, control means for receiving lyrics data from the processing unit and the digital video data from the image memory unit, the control means being operable to convert the digital video data to an