Tune in to full stereo sound from your portable music player, using your car's FM radio. MP3 players, CD players, portable DVD players and even laptops; you use these devices so you can enjoy your music and movies anywhere, anytime especially in your car. To listen to and share your tunes while you're driving, you need the right gear to make the connection. Enjoy full stereo sound from almost any portable audio player by using the Monster RadioPlay Wireless FM Transmitter. Just plug the RadioPlay into your car's 12v cigarette lighter and the mini headphone jack on almost any portable audio or DVD player. Then select a station on RadioPlay using the one-touch FM channel selector. Find the same station on your car stereo, turn on your favorite song and you're ready to roll. Your music transmits wirelessly to your car stereo using one of eight FM radio frequencies. With so many ways to get your portable audio, it would be a shame if you couldn't listen to all of it in your car. Share and enjoy every minute of your music and movies while you drive, with the ease and safety of the Monster RadioPlay.