Griffin Technology has released an updated version of its iTrip Auto FM Transmitter. The new iTrip Auto employs a one-cable design combining a FM transmitter and auto charger, featuring an in-line control box with a backlit LCD screen, SmartScan automatic FM frequency-finder button, four presets, and tuning buttons, and a charging stem with power switch and a three-color charging indicator. Griffin’s new iTrip Auto is available now and sells…