This product is one of the top 50 best inventions of the year 0f 2009. It’s also the most simple speakers of the world. It’s non-power, can be directly plug into iPhone, iPad, MP3, computer and other music devices. The printing area on the speakers are super large. More important, they’re cheap. We sold to more than 30 countries and served more than 500 large enterprises so far, most of them are very famous such as Google, Motorola, Nokia, Cocacola, CK, LG, Bacardi, Heineken, Bank of America, Geico, US Marine and etc.