Stick to reputable brands like Pioneer, Kenwood, and Alpine ... The choice between a single-DIN and a double-DIN head unit comes down to what you need (and want) from your car's audio system.

It turns out that the Nexus 7 Android tablet is the perfect size to fit in a double DIN opening. DIN is the form factor of a single CD head unit for an automobile. Many models have room for a ...