Car Audio : About Car Sound Systems

A car sound system starts with the head unit, which is the AM/FM radio and CD player that gives a system its sound quality and controls. Learn about improving a car stereo's head unit to get certain features, such as XM radio, with help from a car sound system designer in this free video on car audio tips.



http://www.youtube.com/watch?v=Sf3LJYMrdSo&hl=en

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