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Wireless pager is a kind of realization of indoor
wireless call, data transmission and alarm device, its construction is
simple, easy to operate, widely used in leisure service establishments,
factory production lines, airports, supermarkets, hospitals, nursing
homes, families, etc. In
general, the launcher of the coded information bearing signals, by the
host or the control center receives and decoding the received
information, through the way such as sound, light, electricity, etc.
Call and alarm information, or by a portable receiver (wrist) to receive
and communicate information. |
