本系统是一个基于PSTN（公共电话网），以微处理器为控制器的智能语音报警系统，可分为核心控制台和报警传感外设两部分-the system is based on a PSTN (public telephone network), to the microprocessor controller for Intelligent Voice Alarm System can be divided into core console and alarm sensor peripherals part 2
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