... lg lcd panel use. logo,color optional 19 inch bus lcd advertising tv monitorPANEL: 19" ( 16:9) Active area: ... Metal outer shell, silver/Black color, bus roof-fixing mode or back-fixing mode; it ... 13.User can select audio system according to bus, one way is to build-in two speakers ... Fields:various forms of transportation, like bus, train, subway etc. 19 inch bus lcd advertising tv monitor