When the prisoner appeared secretly away from hospital area, automatic alarm cloud intelligent system, emergency alert.

当犯人出现私自远离院区时，云智能系统自动警报，提醒紧急情况。

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City Councilman Joe Buscaino, who has two children in LAUSD schools, complained about the lack of a timely district-wide emergency alert system.

市议员乔·布斯卡有两个孩子在LAUSD学校，他抱怨地区紧急警报系统存在不足。

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This system achieves a low-cost intelligent unmanned supervisory function, and realizes a 24-hour unmanned surveillance, and with real-time news reporting and emergency alert function.

系统不仅可以实现24小时无人监控，并具有实时消息报告与紧急报警的功能。

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We have been working on the Emergency Alert System, trying to move past just broadcast media.

WHITEHOUSE: Press Briefing

There's also an emergency alert button your relative can wear around his or her neck.

CNN: 5 fun and odd gadgets from CES

At 2pm Eastern Time tomorrow, the US Emergency Alert System will be tested nationally for the very first time.

FORBES: Will Right-Wing Radio Skip The National Emergency Test?