Light Up Karaoke Microphone Super Star Sing As If You Are a Star!!!(Color May Vary) Connect your MP3 player to sing along to your own music. Press the switch for music and beautiful light 1.on-off and volume control 2.play music button 3.applause button 4.microphone 5.speaker 6.light 7.adjustable stand for microphone 8.microfono de pedestal 9.music connection wire 10place 3AA batteries,1.5v(not included)