... Speaker bag,Solar Speaker bag,sport bag,MP3 speaker,solar mobile phone charger,solar charger Solar speaker bag through solar panel to absorbs solar energy, ... power of speaker: 2wWith outside amplifierSpeaker with solar cellAmplifier size: 90mmAccessory:V3+2.5Impedance:8Ω ... batteries (no included) Function: Supply power for mobile phone (Nokia, Samsung, Sony Ericsson, Siemens, Motorola) Supply ...