Most of us listen to some sort of media in our vehicle. It could be broadcast radio, your favorite Podcast, or your own mix of eclectic music. As you start driving down your neighborhood street, you are listening at a fairly, moderate level but as you enter the highway toward your destination, you notice you are not able to make out what is being said anymore so you turn up the volume. As you get to your destination, you slow down and now it to seems too loud. As the ambient noise level goes up, intelligibility goes down. To compensate,.