This First Act FR425 microphone and amplifier has great sound and projects a child's voice to make believe they are on a real stage. The amplifier also features an AUX input for an iPod®, iPhone® or other music player to be plugged in. This feature allows kids to sing along with their favorite songs and really let it go. Start singing with Anna & Elsa and this microphone and amplifier. It is the perfect size for your little princess to rock out and be the star of the show! Kids will love to sing into a microphone designed especially for them. Ignite that musical spark.