iTrip Auto Universal - iTrip Auto Universal is the easiest, most convenient tangle-free way to get music from your portable audio player to your stereo FM receiver. iTrip gets its power from your car's cigarette lighter - no batteries needed. iTrip Auto Universal is soon to be your portable audio player's favorite traveling companion. FM Transmitter for portable audio players. Works with any stereo headphone jack. Powered from your 12V Accessory socket. Transfers your tunes to your FM receiver wirelessly.