Tamo technology co.,ltd was founded since 2003.it has own SMT factory with ISO certificates and Rearch&Development department.it is a professional manufacturer of:GPS Bus Station Auto Announce,GPS bus line auto announcer,GPS Station Auto Reporter for bus,train,metroGPS Multilingual tour commentary systems,GPS multi languages bus coach audio systemLED Display for bus,train,metro,multilingual sound systemMulti channel audio system,Multilingual sound system,Multilingual tour commentary at 32 channels.GPS triggered audio video tour entertainment on buses