The Disney Frozen Magical MP3 Microphone is a real working microphone with built-in speaker、 and connects to any MP3 player. It has a line-in connection cord stores neatly inside mic back、 and comes with built-in music. Highlights  ﾇReal working microphone with built-in speaker ﾇConnects to any MP3 player ﾇLine-in connection cord stores neatly inside mic back ﾇComes with built-in music ﾇLights flash to music