Adaptable alarm interface unit for use with electronic automobile alarm systems and the like

摘要: An interface unit adapts an existing alarm system, e.g., automobile so that it selectively provides additional features not previously available. Such are made available, at least in part, through use of the components system. Thus, there is no need to remove or (in one embodiment) even cut relocate any wires used with All required install and couple appropriate manner The available include voice messages triggered: whenever system senses a violation event, indicate arming disarming report owner events have occurred since was last armed. Further, vocal from indicates incoming cellular call ringing, reports how many unanswered calls during predetermined time period. Still further, allows, embodiment, more sensors be disabled enabled.