The iTrip Auto uses the audio line out from the iPod’s dock connector and optimizes the output volume, allowing speaker volume to be controlled solely from the car stereo controls, without having to adjust the iPod’s volume level. This unit features all the innovations of its predecessors, including selectable LX and DX modes for best-quality audio under real-world conditions, best-possible RF technology, and Griffin’s world-class industrial design.

Read more Griffin iTrip Auto FM Transmitter and Auto Charger for iPod (Black)