Teenage Mutant Ninja Turtles Donatello Character Speaker (TM-M66D) Plays audio from iPod, iPhone, iPad, laptop, hand-held game systems and other audio devices equipped with 3.5mm audio jack 2-in-1 cable features USB plug for charging and 3.5mm plug for audio source Cool character styling and designed for size defying sound Built-in rechargeable battery Power and charging LED indicators