Sing along with Baby Shark or rock on to your own song with the Sea Jam Microphone! Based on Nickelodeon’s new animated preschool series, the Sea Jam Microphone plays the Baby Shark’s Big Show! Theme Song and features three silly voice filters: Voice Amplification, Underwater Voice, and Voice-Tune. Kids can sing their hearts out karaoke-style to the music or perform on their own. With adjustable volume, this fun and interactive toy helps develop imagination, curiosity and gross and fine motor skills while building confidence and creativity. Requires 3x AAA “LR03 / R03” 1.5V batteries (included). Batteries are replaceable. For boys and girls ages 3 and up.