抢答器具有定时抢答功能，且一次抢答的时间由主持人设定（如30秒）。当主持人启动"开始"键后，定时器进行减计时，同时扬声器发出短暂的声响，声响持续的时间0.5秒左右。

5. 参赛选手在设定的时间内进行抢答，抢答有效，定时器停止工作，显示器上显示选手的编号和抢答的时间，并保持到主持人将系统清除为止。

6. 如果定时时间已到，无人抢答，本次抢答无效，系统报警并禁止抢答，定时显示器上显示00。

-Answer Answer feature regular feature, and an Answer time set by the host (such as 30 seconds). When the host start the " Start"　button, the timer to reduce the time, while short-term noise from loudspeakers, the sound duration of about 0.5 seconds. 5. Players in the set time Answer, Answer effective, timer stop working, the display shows the number and Answer' s time to host and maintain the system until clear. 6. If the time has come from time to time, no one Answer, The Answer does not work, and to prohibit Answer alarm system, from time to time displayed on the monitor 00.