Onboard data systems comprising computer hardware, computer software and communication equipment comprising microphones and loudspeakers for providing public transportation information including public service, transfer, passenger information and stop announcements

'announc':29 'communic':10 'compris':4,12 'comput':5,7 'data':2 'equip':11 'hardwar':6 'includ':21 'inform':20,26 'loudspeak':15 'microphon':13 'onboard':1 'passeng':25 'provid':17 'public':18,22 'servic':23 'softwar':8 'stop':28 'system':3 'transfer':24 'transport':19

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