SoundMoovz are the new wearable Motion-Activated Musical Bandz & App that allow you to Make Music by Mooving! rather than dancing to the beat you are the beat! Moving your wrists or ankles activates SoundMoovz bands to send a Bluetooth signal to the SoundMoovz app on your hand held device. In the app are 400 pre-set sounds to choose from, create; beats, rhythms, music and more. Wear the bands on your wrists, ankles or shoelaces. Layer your beat onto a song too. Connect to a wireless speaker for louder music. 2 bands included. The only limit is your imagination! styles may vary. Battery CR2032 included. For ages 8 - adult. ONE SUPPLIED