inputs.text: works great no instructions - one best fm modulators used sound comes clear without noticable static always used tape adapter could fine modulators worth using functions work far not issues taking call person line could not hear never happened not sure iphone issue not come instructions would probably aggrivate people head unit little heavy phone loose fit cigarette lighter jack may move due vehicle vibrations jack center console pointing would ideal set itehem also not able verify rehemote works states ipod not one tried iphone not work guess instructions might help