Quick connector for everyone! Not everyone wants to settle with the original radio. And a new attractive accessories radio is usually quickly found and purchased. But unfortunately it is not done alone, with a new radio conversion required some plugs and adapters, what you usually only notice to house in the vehicle. This Antennenadaper is a so-called phantom adapter, which is required if your vehicle with an additional antenna amplifier is equipped. He is required to ensure the power and thus the performance of the receiving amplifier. Be prepared and save your sanity.