lcd ad player,lcd bus player, bus lcd advertising display,lcd car player, bus lcd media player, advertising lcd, bus lcd Product Function Brief:A. ... system function to avoid taking way flash memory card and advertising file.D. Support power supply: DC 6V - 36V, ... Contrast Ratio: 500:1 Responsive Time: 8ms Panel Life: above 50000 hours Packing Information:Packing list: LCD bus player, keys, English ...