If offered, do not sign up for Sirius XM's lifetime membership program. As it turns out, after you spend hunders of dollars to become an lifetime member you are charged $75 to have them switch radios, even if you have to switch radios because of a defective radio marketd by Sirius themselves. I purchased the lifetime membership because my wife bought me a Starmate radio for my car. Just over a year later the radio just stopped receiving a single. It was determined that this was a known defect/bug with the Starmate radios and there... read full review »