inputs.text: device not good - device caused number issues initially thought great deal iphone first day used noticed bad cell service areas normally would fine couple days later beginning electrical issues 2010 ford truck odd issues warning signals no physical issues found warning indicators going cell service would come go oddest places sat truck one day dropped call dropped call tried figure would caused strange things happening phone truck process elimination decided unplug charger found instantly phone reception shot roof truck no longer electrical glitches tried couple times plug back see issues arise fact soon plug come back end think issues stems fm transmitter device dont need fm transmitter anyways reason similar devices transmitter truck equipped sync bluetooth capabilities fm transmitter useless end device waste money wish would worked