If you want to listen to your iPod or iPhone in your car, you have precious few options. You can spring for a pricey stereo dock that requires pricey installation. You can use one of those tape-deck adapters, assuming your car is old enough to have a tape deck. Or, you can try an FM transmitter, which broadcasts audio from your player to an unused band on your stereo. Buy.com has such a product, the aptly named Av Lab iPod/iPhone FM Transmitter, for free after a mail-in rebate [PDF].
Compatible with most iPod and iPhone models, the transmitter … Read more