Automated(GPS triggered),pre-recorded commentary in muliple languages audio simultaneosuly Bring your sightseeing tours to life,transform urban and natural environments into backdrops for exceptional stories,engaging music and sound effects for compelling passenger experiences Broadcast any languages on your tour buses,coach Driver/captain control panel for manual playback of tour commentaries,any segment,anywhere 16 channels of audio for multiple languages High quality stereo audio quality See channel,languages on LCD Commentaries words display on LCD Choose flags from LCD directly Easy to install Easy to handle Extra thin Attractive design Big size LCD screen Lowest cost