Upbeat Audio T613-BNC Boostaroo for All Audio Application – Increases Audio Output of PCs, MP3s, Laptops, DVD Players & More – Long Battery Life & Great Sound Quality;

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!