IWOOT - Stuff you really, really wantThe Smartphone Speaker 2.0 in Copper can be used alone or in tandem with the Smartphone Projector 2.0. Ready assembled, the innovative cardboard speaker is powered with 4 x AA batteries to give up to 30 hours playback. Plug smartphones, MP3s, laptops or tablets into the speaker wherever you are: picnics, parties, even on the beach for music wherever you are.Features:Smartphone Speaker 2.0 - CopperUse alone or with the Smartphone Projector 2.0Ready assembledCardboard with metal grillIdeal for use outdoorsDimensions: H: 10.5cm x W: 10.5cm x D: 10.5cm