许多比赛中，为了准确 、公正、直观判断出第一抢答者，通常设计一台抢答器。通过抢答器的数显、灯光和音响等手段指示第一抢答者。同时，还可以设置定时、记分、犯规以及奖惩等多功能-Many competitions, for accurate, impartial, intuitive judgments Answer From the first, usually to design a device Answer. Answer devices through the digital display, lighting and sound by means of instructions from the first Answer. At the same time, can also set the timing, scoreboard, foul, as well as rewards and punishments, such as multi-functional