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Jupiter Jack is a hands-free device that plugs into your cell phone’s head phone jack and allows you to talk using the radio and speakers in your car. Jupiter Jack works by transmitting on radio frequency 99.3 FM. Just plug Jupiter Jack into your phone and tune your radio to 99.3 FM and your are ready to make and receive phone calls.

Don’t get a ticket or worse, get into an accident by talking on your cell phone while driving use Jupiter Jack instead. Don’t buy costly blue tooth devices and headsets, Jupiter Jack is more convenient and saves you money.

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