TYPE:TELEPHONE DSC FREQ: 2187.5KHZ END OF SEQUENCE: ACK RQ 4.2.5 音响报警(AUDIO ALARMS) 当你接收到遇险报警或发给你船的日常呼叫时，会产生声响和可视报警。对遇险或 紧急呼叫，按[CANCEL]键消除声响报警。
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产品主要应用于智能化小区，防盗报警，楼宇自控，可对讲视，闭路电视监控，广播音响，及远程抄表系统工程线缆。
Products are mainly used in intelligence community, anti-theft alarm, building automation can be as intercom, CCTV, radio, audio, and remote meter reading systems engineering cable.
负责弱电、电话系统、消防报警、监控系统等的维护和保养工作，同时协助处理音响及视频的安装、操作、维修及保养工作。
Responsible for the maintenance of the ELV, telephone systems, fire alarm, monitoring system. To assist the operation and maintenance work of the audio and video installation.
该装置由电源、报警部分、音响灯光部分及外壳组成！
The device comprises an electric source, an alarm part, an acoustic and optical part and an outer shell.
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