Upbeat Audio LLC R234-2 Boostaroo Revolution Amplifier for iPod (Black)
The Boostaroo is a unique portable pocket amplifier for personal audio devices and laptops. It solves the problem of low volume from personal portables, including Mp3 players, Pocket PC's, laptops, portable DVD Players, CD and tape players. In fact, most people can't hear music or soundtracks in a plane, train, bus, on the street, on a motorcycle or at the races without a Boostaroo!