Learning Resources Team Answer Buzzers. Add a dash of game show buzz to quizzes and games with this set of 8 Answer Buzzers. This set has 4 blue and 4 red buzzers, and each colour lights up and plays a different preprogrammed sound when pressed. Theyre great for team competitions in the classroom or at home. Each buzzer requires 2 AAA batteries not included. Buzzers measure 9cm in diameter. 8 Piece Set