数字监控系统预留有报警接口，将来可以连接主动探测器或被动式紧急按钮，增加对突发事件的报警录像功能。

Digital monitoring system has set aside alarm interface, it would be able to take the initiative to connect detector or passive emergency button, an increase of incidents of police video features.

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摄像机也包含双向声频功能、内置麦克风和扬声器，同时与外部传感器和报警器相连接。用户可通过可上网的手机进行远程监控摄像机。

The camera also includes two-way audio support with a built-in microphone and speaker, as well as connections for external sensors and alarms.

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