PROBLEM TO BE SOLVED: To effectively announce an earthquake quick report and the like while reducing a load of the Internet line, effectively using it, and lowering a cost burden for using the line of a user.;SOLUTION: Using an alarm device 100A as a master machine (an alarm transfer device), same information is transferred to other alarm devices 100B (slave machines, alarm information output devices). When receiving receipt information, the alarm device 100A serving as the master machine transfers the receipt information to the alarm devices 100B (100B(1)-100B(n) in the figure) as the previously registered slave machines.;COPYRIGHT: (C)2008,JPO&INPIT
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