multi-source powered digital/analog audio playback system device that integrates multiple energy charging sources that charge an internal battery, with a digital audio player and an analog audio amplifier and multiple audio outputs; The audio content is secured by the elimination of a consumer usable data port and/or password protection; The invention provides audio output power that is sufficient for room or group use

'amplifi':30 'analog':28 'and/or':49 'audio':6,24,29,33,36,55 'batteri':20 'charg':14,17 'consum':45 'content':37 'data':47 'devic':9 'digit':23 'digital/analog':5 'elimin':42 'energi':13 'group':64 'integr':11 'intern':19 'invent':53 'multi':2 'multi-sourc':1 'multipl':12,32 'output':34,56 'password':50 'playback':7 'player':25 'port':48 'power':4,57 'protect':51 'provid':54 'room':62 'secur':39 'sourc':3,15 'suffici':60 'system':8 'usabl':46 'use':65

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