Karaoke with Voice Canceller Your Optimus Karaoke lets you be the star as you sing along with your favorite recordings. To hear your voice along with the music through a speaker, simply connect the karaoke between an external music source

This YSS920 Design Guide which is used for video disc player like DVD player, VCD player or the like and also for AV Amplifier with Karaoke function-This is YSS920 Design Guide which is used for video disc player like DVD player, VCD player or the