【Wireless Display】No cable tangle issues, convenient to hang the monitor or place on the table. The 100-meter transmission distance and 2.4G wireless technology enable all participants to hear the broadcast 【3 Answer Modes】This quiz game buzzer system features 3 different answer modes for various game options. There are three modes: normal mode, voice mode, and elimination mode 【4 Color States】4 color states add a visual element to the game, allowing you to clearly see the results of the game. The game is fairer and more fun. Make the game more attractive and exciting for players 【Auto-sleep function】If not used for a long time, the button will enter automatic sleep state. It can effectively save power and extend battery life. The buzzer system is made of high-quality ABS material, which has better durability and longer service life 【Classroom Competition Game Show】Whether you are hosting a family game night, a pub trivia night, or an amateur show, these wireless buzzers will inject the excitement of a TV game show into your event, making it truly exciting memorable