... ,Flexible high efficiency solar panel. 3,CE,ROHS report. 4,speaker solar bag charger and speakers Solar panelpower:2Wpacking Outer ... sport bag,MP3 speaker,solar mobile phone charger,solar chargerSolar speaker bag through solar panel to absorbs solar energy, then charge ... speakerOutput power of speaker: 2wWith outside amplifierSpeaker with solar cellAmplifier size: 90mmAccessory:V3+2.5Impedance:8ΩUser ...