The Disney Frozen Karaoke Machine is easy-to-use and allows your kids to sing along with their favorite music. A bonus CD+G and lyric booklet are included, featuring hit songs from the movie: "Let It Go," and "Do You Want to Build a Snowman." The enhanced vocal effects and flashing lights add to the fun of this kids' karaoke machine right out of the box. Connect the Frozen Karaoke Machine to your TV for amplified sound and lights. When this karaoke machine with lights is connected, your TV can scroll the lyrics, making it easy and fun for your kids to sing the famous songs from Frozen.