Get ready to react fast! Turn on the Bop It game unit and get ready to bop, pull and twist your way to victory. For even more of a challenge, activate the microphone and shout it, too! Choose to play alone or invite your friends for a game of Party Bop-you’ll all have to use your knees, elbows, and hips to win! The better you get, the more skill levels you unlock, so think fast and be the Bop It master!For 1 or more players, ages 8 and up.3 AAA batteries included.