iPod’s are unquestionably the most popular MP3 player on the market to date. Essentially, they allow you to carry every song you own on a device no larger than a human hand and play them whenever, wherever. With certain iPod adapters, your music can even be played through a car and operated through the car’s factory radio controls and dials.
Why it's best: This little black box tricks your car into thinking the iPod attached to the car’s satellite radio jack is really the factory satellite radio. That means it can be controlled by the car radio dials and knobs already on your dash. The Peripheral Electronics PXAMG works ...read full review
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Amazon.com
Factory satellite radio will continue to function with this device, so I'm not sure what you meant to imply when you said "...if you've got factory satellite radio installed, this takes its place".
Will this work with my 05 dodge ram 2500 nav rb1 radio?
this part does work in GM, Ford, Nissan, Toyota, VW, Subaru, Honda, Acura, Lexus, Infiniti, Saab, Hummer,
Will not work in Chrysler, Dodge.