FM Transmitter for Apple iPhone 4 Car Charger HANDS-FREE
We rent cars frequently and wanted a better way to charge our phones, access GPS turn by turn apps and listen to whatever music we please while on vacation.    For such a cheap price I didn't expect much, but this device completely blew me away.    We got around some of the complaints noted in other reviews by leaving the transmitter at 88.1 (it's \\"default\\" frequency). We had no issues at that frequency. The device worked with both iPhone 3GS and iPhone 4, both transmitting audio from the device over th