Voice Amplifier - Use the voice conversion feature to make the crowd fun. Turning this children's voice converter into a loudspeaker at the push. Designed for 3+ children. 7 Voice Sound Mode - experience the transformation of 7 different sounds- child, man, m robot, bass, girl, f robot, echo, so combine different voice modifiers to create interesting sounds. 5 different DIY Rhythms - (PAR1/2/3/4/5) built in, which can bring unlimited fun to your children. Perfect Creative Gift Box. This product will definitely be enjoyed by children as it will be enlarged during play. It can also be used as a party, costume item and other theme parties.