The WOWee One is a rechargeable, pocket-sized, speaker+subwoofer that provides room-filling sound and deep bass on the go for mobile devices using a standard 3.5mm headphone jack. It’s great for iPads, iPhones, MP3 Players, Laptops, Mobile Phones, and Personal Gaming Systems, and it’s ideal for making speakerphone calls, presentations, and playing music on the go.