
A vehicle alarm system (20) includes an alert transmitter (32), alert receiver (44), alert device (46), arming unit (42), alarm unit (28), and alarm device (30). The alert transmitter (32), alert receiver (44), and alert device (46) are added to the arming unit (42), alarm unit (28), and alarm device (30) of an existing vehicle alarm system to notify a vehicle owner that an alarm condition has occurred when the vehicle owner is beyond audible range of the alarm device (30). An arming unit power ...











