W wicht_dan New member Feb 26, 2011 #1 ...of approaching vehicles? What I mean is a system that uses signals that are sent to the radios of vehicles approaching such a situation on a highway and played through the stereo system speakers of these vehicles.
...of approaching vehicles? What I mean is a system that uses signals that are sent to the radios of vehicles approaching such a situation on a highway and played through the stereo system speakers of these vehicles.
