Do you want to have a powerful mini speaker for your media devices? Are you looking for the Mini Speaker for a long time but still can not get the most satisfied one? We are here to help you and offer you one kind of mini speaker for you to choose.The mini speaker we are now introducing you owns a MP3 audio systems that SD/skillfully card can be used as storage medium embedded. Sound box speaker can support any phone having a function of USB disk, within the cell phone memory directly play MP3 files. There's no shortage of portable, wafer-thin speakers for iPods and other portable media devices. The mini speaker has concise outline and shares iPod design principles, which are simple and clean, too. The company claims it "puts most every mp3 accessory to match with its good looks and crisp fidelity." The former may be true, though the latter remains to be seen. Still, if its packaging is any reflection on the USB speaker's sound quality, this USB speaker could live up to its description. The card speaker comes in a handsome case with space for a short 3.5mm cord and a USB cable for charging.Therefore, come on and get one immediately!