Companies such as usa spec and grom audio make components that plug into an existing car stereo, enabling an ipod or iphone cabled connection, and sometimes bluetooth.
Connecting iphone to car radio via usb
With iphones, you can not only play music, but also make hands-free phone calls and use navigation.
Connect iphone to car radio usb
The problem with these devices is that the signal easily gets overpowered by radio stations, and in areas with a dense population, every band on the radio tends to be occupied.
On the software version of ipod and iphone, the head unit may not operate correctly sometimes.
If your car has one, you can plug a 1/8-inch adapter cable from an iphone's or ipod's headphone jack directly into it.
Radio frequency transmitter along with cassette adapters, radio frequency transmitters (rf transmitters) are one of the oldest ways of playing music from a portable device through a car's stereo system.
Plug an iphone or ipod into the usb port, and you can select music from the head unit's interface.