1. Full channel FM audio transmitter, LED indication. 2. Excellent sound quality ,extreme music experience. 3. Special audio connector options for different requirement. 4. Plug earphone hole of MP3 into it in directly. 5. Connecting with the DISK U and MP3 in direct to hug autobaby and enjoy easeful andcomfortable car life in network age 6. Remember the last frequency and music, track and recall them when restaring 7. Suitable to any types of cars, no need to change any original car equipments of the car and is convenient and economic 8. Four buttons can be with flash light. Carton size:57.5*38*32.6cm N.W:5.95KG G.W:6.59KG.